4x1 - Elimination Night 1

June 20, 2011

The show returns with Melbourne as its location. Eight couples turn up to compete in a fierce elimination challenge. Hosted by Scott Cam.

4x2 - Elimination Night 2

June 21, 2011

The competition heats up as the show hosts a state of origin clash when Polly and Waz from New South Wales take on Chrissy and Toby from Queensland.

4x3 - Elimination Night 3

June 22, 2011

Youth and enthusiasm versus age and experience in the third of four elimination challenges. Chris and Carrie from NSW compete with Tania and Rod from country Vic.

4x4 - Elimination Night 4

June 23, 2011

In the last of the eliminations, two sets of sisters take sibling rivalry to a new level: twins Laura and Emily from Victoria versus Katrina and Amie from country New South Wales.

4x5 - The Key Challenge

June 24, 2011

Four couples make it through the elimination. They think they're home free but Scotty has another surprise. The couples compete to determine their place in the order of the choice of property to renovate.

4x6 - The Homes

June 27, 2011

In a one-hour episode, Scott Cam introduces the couples to their new homes, four dilapidated properties in Melbourne's Richmond. For the first time they get an idea of just how much scary-crazy work lies ahead of them.

4x7 - Shelley Craft Challenge

June 28, 2011

Challenge master Shelley Craft puts the couples through another challenge that has them driving all over Melbourne searching for much-needed cash and a very big twist.

4x8 - Episode 8

June 29, 2011

The couples are tired, the conditions are primitive, and they have to get their first room ready for the judges, who will arrive again in just a few days.

4x9 - Scotty's Workshop Challenge

June 30, 2011

This one-hour episode introduces Scotty's Workshop, a place where the couples will not only compete for the opportunity to win cash and bonuses but learn valuable skills from the master builder.

4x10 - Epsiode 10

July 1, 2011

Scott Cam and Shelley Craft review progress as the couples struggle to complete their first room. All are feeling the pressure.

4x11 - Episode 11

July 4, 2011

Judges John McGrath and Neale Whitaker review the first completed rooms. The winning team wins an extra towards their already dwindling budget. It's a testing time with unexpected results.

4x12 - Episode 12

July 5, 2011

Shelley Craft gives the couples to buy a piece of second-hand furniture.

4x13 - Episode 13

July 6, 2011

The neighbours become suspicious when Josh chooses to recycle junk to make a bed.

4x14 - Episode 14

July 7, 2011

The couples let off some steam in Scotty's workshop distressing a brand-new piece of pine furniture. Beware - violence against furniture.

4x15 - Episode 15

July 8, 2011

Scotty takes Shelley on another tour of work so far while Katrina and Amie face bathroom disaster.

4x16 - Episode 16

July 11, 2011

For their second rooms, the couples could only use second-hand everything. Now the judges hand in their verdict.

4x17 - Episode 17

July 12, 2011

It's water torture as challenge master Shelley Craft takes the couples well and truly out of their comfort zones with the pipeworks challenge.

4x18 - Episode 18

July 13, 2011

Time is their nemesis as the couples struggle to complete another room. Meanwhile, site foreman Keith has stern words with someone who is cutting corners.

4x19 - Challenge Night

July 14, 2011

The contestants engage in some high-stakes art therapy to win themselves a tradie for the day.

4x20 - The Block Unlocked 1

July 15, 2011

Share a personal insight into The Block transformation as the couples guide us through their completed rooms. Hosted by Shelley Craft.

4x21 - Room Reveal and Judging

July 17, 2011

The judges deliver the good news, and the bad, for the couples' third room, the all-important main bathroom and laundry.

4x22 - Challenge Night

July 18, 2011

Shelley Craft has the couples hanging wallpaper in a challenge with a big cash prize, but also one very big twist.

4x23 - Episode 23

July 19, 2011

One couple's agonising decision causes serious bad-blood that threatens to rock The Block.

4x24 - Episode 24

July 20, 2011

With their toughest room delivery coming up, one contestant almost comes to blows with site foreman Keith.

4x25 - Challenge Night

July 21, 2011

Scott Cam challenges the couples to raise money for the Salvos and some very unexpected visitors drop in to lend a helping hand.

4x26 - The Block Unlocked 2

July 22, 2011

Catch up on all the drama of the week and learn the design secrets of each couple as they guide you through their completed rooms. Hosted by Shelley Craft.

4x27 - Room Reveal and Judging

July 24, 2011

Room reveal of the master bedroom and ensuites. The judges agree that one couple have delivered the best room in the history of The Block.

4x28 - Episode 28

July 25, 2011

Shelley Craft sets the couples a challenge to style a room for Belle Magazine. One couple suffer a family tragedy and have to call in reinforcements.

4x29 - Episode 29

July 26, 2011

Chaos ensues as the couples try to coordinate tradesmen for their hallways and living rooms. Josh and Jenna cannot agree on the layout.

4x30 - Episode 30

July 27, 2011

The hallway and living rooms are proving very difficult for all four teams. The sisters must learn some new skills as their plasterer drops out at the last minute.

4x31 - Challenge Night

July 28, 2011

Scott Cam sets the couples a challenge with a very special celebrity host who sends one team straight to the doghouse.

4x32 - The Block Unlocked 3

July 29, 2011

Catch up on all the drama of the week and learn the design secrets of each couple as they guide you through their completed rooms. Hosted by Shelley Craft.

4x33 - Room Reveal and Judging

July 31, 2011

Jenna has a painting disaster in the rush to finish the hallway and living room. The rooms are revealed for the judges and this week's winner is announced.

4x34 - Episode 34

August 1, 2011

Shelley sets the teams a cooking challenge with one very big twist.

4x35 - Episode 35

August 2, 2011

Chaos at The Block today as all of the couples kitchens are being installed and site foreman Keith has some serious concerns about Josh's plumbing.

4x37 - Challenge Night

August 4, 2011

What begins as a seemingly simple challenge turns into a riotous game show as Scott Cam brings in special guest host Ed Phillips for a real estate guessing game.

4x38 - The Block Unlocked 4

August 5, 2011

Catch up on all the drama of the week and learn the design secrets of each couple as they guide you through their completed rooms. Hosted by Shelley Craft.

4x39 - Room Reveal and Judging

August 7, 2011

Room reveal of the Kitchen. The judges decide which couple has created the best kitchen - the one room that could make or break a potential buyer.

4x40 - Episode 40

August 8, 2011

Shelley Craft offers an amazing ,000 cash prize which the couples are desperate to win to help them complete this week's exterior renovations - but first they'll have to find the prize inside a hedge maze.

4x41 - Episode 41

August 9, 2011

Josh and Jenna have a secret weapon for their garden but struggle to agree on the design. The contestants all race to start painting their exteriors as the storm clouds gather.

4x42 - Episode 42

August 10, 2011

The teams have to battle against atrocious weather to have any chance of completing their gardens and renovating the facades before this week's final reveal and judgement.

4x43 - Challenge Night

August 11, 2011

Host Scott Cam offers up the series biggest prize of with a challenge to create the best campaign to sell their homes.

4x44 - The Block Unlocked 5

August 12, 2011

Catch up on all the drama of the week and learn the design secrets of each couple as they guide you through their completed rooms. Hosted by Shelley Craft.

4x45 - Room Reveal and Judging (1)

August 14, 2011

All four teams experience their toughest day on The Block as they struggle to complete their exteriors in time for the final judging.

4x46 - Finale

August 15, 2011

The judges announce the winner of the final reveal, and then it's party time for all four teams before they have to pack up and leave the block.

4x47 - Episode 47

August 16, 2011

The four couples have all returned to their own homes only to find that nothing is quite the same after eight long weeks of renovating and suddenly becoming TV stars.

4x48 - Episode 48

August 17, 2011

Host Scott Cam calls all of the teams back to Melbourne to take part in a huge two day challenge which will decide the all-important auction order.

4x49 - Episode 49

August 18, 2011

The champ or chump quiz is decided in an unusual way and then some very special guests arrive to judge their renovations for crucial points to decide the outcome of the challenge.

4x50 - The Block Unlocked 6

August 19, 2011

Viewers get the chance to judge all the completed houses and the couples prospects of winning on auction night.

4x51 - The Block Auction

August 21, 2011

After eight weeks of exhausting renovations all four houses are finally open for inspection and then go under the hammer at auction to decide which couple will take out the ,000 prize.

4x52 - The Block Unlocked 7

August 28, 2011