Matt (guest-star Barry Watson) returns to Glenoak to celebrate his special "secret" 2-year anniversary with Ruthie. She tries to desperately avoid seeing the rest of the family as Matt doesn't want the rest of them to know he's in town. However, when Lucy discovers the secret, she, Eric and Annie go crazy trying to figure out why he's in town.They pay a special visit to the Glass in-laws. Meanwhile, Martin shares something special with Cecilia about himself when he takes her out on the town. Also, Annie accidently lets it slip to nurse Kelly (guest-star Debi Mazar) that Matt and Sarah are married on the phone. Lastly, Vic (guest-star Bryan Callen) invites Paris (guest-star Shannon Kenny) to spend a special evening with him, but she doesn't want to go because she thinks he might propose - which is exactly his intentions.

The Andromeda encounter 2 ships with depleted engines and weapons. They come from a planet, where the two sides have been fighting for as long as anyone can remember. One side is suffering from a disease, they claim the other side is using biological weapons, but the other side says they didn't do it. When Dylan becomes infected, the crew must figure out the source of the virus to save the captain.

This was the final episode in a 7-part series featuring nine couples competing for various cash and prizes, and a grand prize of 1 Million Dollars.

Ephram is horrified and heartbroken after he impulsively tells Madison (guest-star Sarah Lancaster) that he loves her and she doesn't reciprocate. Meanwhile, Linda naively agrees to watch Delia overnight so that Andy can accompany Ephram and his piano teacher, Will (guest-star James Earl Jones), to a jazz competition in Boulder, and Amy breaks up with Tommy (guest-star Paul Wasilewski) after realizing she might not be able to trust him again.

Frankie tells Charlie and Alan why she and her daughter are on the run; Frankie's daughter has a crush on Jake.

Paulie and the boys hit the hardwood for a game of hoops against the guys from OCC Ironworks in what can only be described as a comedy of errors. But back in the shop, it's all business: Big Paul blows up at Vinnie for leaving the shop in disarray and nearly sends him home for the day. However, once Senior gets a look at the Miller Bike's patriotic paint job and the outrageous tow-behind welder, all is forgiven.

Sean, Ellie, Hazel, Toby, and Jimmy spend Saturday in detention.

A celebrity photographer is found dead in his car following an accident, but Horatio believes he was murdered. The investigation leads to an A-list movie star who was caught in a compromising position in photos taken by the paparazzo.

When a whale leaves town while owing the Montecito close to $5 million, Ed has 36 hours to find him and make good on the debt. When the whale ends up at the Montecito's sister hotel in New Orleans, Danny, Sam and Ed head there to get their player. Meanwhile, Mary must try to control a group of farmers in town for a family reunion and to celebrate their recent Power ball jackpot. Mike organizes the 'World's Largest Wet T-Shirt Contest'.

A shock admission to Darwin finds Chrissie struggling to keep a secret from Ed, and Ric has some surprising news for Jess.

Frank's past catches up with him when he is hounded by two Baliffs. As usual, his family is forced to pay the price, and if that wasn't enough, a housing officer with a score to settle is threatening to take the family home. However, Frank is more concerned with tracking down his ex-wife Monica, sparking off a chain of events that tears the Gallagher family apart. Meanwhile, Tony, the local copper, has fallen in love with Fiona and tries to lure her away from Steve.