Henry accidentally paints Peter blue, is sent to his room, and plots revenge.
A rap artist is shot after a radio interview, and the only witness is an undercover cop whose task force specializes in rap-world crimes.
Horatio has Eric rushed to the hospital and watches as the doctors try to revive him. The rest of the CSI team finds evidence that may lead them to Cruz.
Maya and Darnell meet a man they suspect is abusing his wife. Joan finds out Aaron does not believe in celebrating Valentine’s Day.
High Stakes Poker sees a wave of new faces join the game as Sammy Farha, Brian Townsend, Todd Brunson, Barry Greenstein, Jennifer Harman, Erick Lindgren, and Eli Elezra kick off the $300/$600 No-Limit Hold'em action.
The kids decide to create a circus in LazyTown. Robbie quickly formulates a scheme to blast Sportacus out of a cannon and out of LazyTown.
Jack looks for a Russian national as his father plots with shadowy patriots. Meanwhile, the President and the Constitution may be in danger.
The President meets with a known terrorist, while Jack searches for Morris, Fayed seeks a trigger, and Tom Lennox makes a choice.
Ted can't seem to catch a flight to interview for his dream job and he and Robin contemplate why. The story unfolds backwards as they think about it they remember when Robin and Lily went hunting for a wedding dress and when Barney got stuck on the subway.
The substitute teacher expects more from Chris which is making things very hard for him. Tanya figures out if she accuses Drew of hitting her things go her way.
Matt enters the private security business and receives an objectionable client. Suresh finds another person on the list. As her home-life worsens, Claire strives to learn more about her birth parents. Hiro and Ando get sidetracked in Vegas again while searching for the sword. Nathan is forced to deal with a secret from his past. Still indebted to Mr. Linderman, Jessica resorts to unsavory methods that could spell doom for a fellow hero.
While Eddie and Jen are walking around the neighborhood, they discover an abandoned baby in a dumpster, and become consume in finding the parents. Lizzie's first crush is one of Tay's friends. Eddie also has trouble dealing with Cassie's feelings for Charles.
John and Denise Bruno have their hands full with their four girls. Dad's got issues with the two teenagers, Mariah (15) and Taylor (13), while Mom's fed up with the two youngest, Bella (6) and Sam (4). Mariah was born with fairly severe cerebral palsy and gets daily physical therapy from Mom, but she has no physical contact with Dad, as he no longer helps her out with her therapy. Mariah craves her dad's affection. John, a very traditional dad, doesn't approve of teen Taylor's punk-goth style and strong-will; they are constantly butting heads. The most difficult part of the day for Denise is when she's trying to do therapy with Mariah and the little ones interrupt and distract them. The girls' tantrums and demands have driven Denise to the end of her rope. Jo's faced with the challenge of saving Dad's relationships with the two oldest girls, especially Taylor, before they're too far gone, and getting Denise to demand respect from the little ones and keep them from interfering with her therapy time with Mariah.
When it's time to plan a party for Jeff's birthday, everyone gets involved. But Audrey is spending a little too much time on planning the party, which makes Jeff unhappy. Alhough Jeff won't reveal what he usually gets in the annual birthday deal, Adam brings up the subject with Jennifer and is then worried when Jennifer not only agrees to give him a birthday deal, but announces she wants to get one in return. Meanwhile, Russell is obsessed with trying to figure out what Jeff's birthday present really is.
Rose is moving to London, and Charlie is surprised by his reaction to the news. Alan lies to a woman he met online.
Karen and Lacey move their friendship up a notch by no longer asking when they borrow things from each other; Oscar, Emma and Wanda decide that Brent needs to expand his horizons, movie-wise, so they prepare to show him his first horror flick; Hank decides that he needs to have the contents of his truck with him at all times, and comes up with a novel solution.
The murder of a Police Commander and his wife puts Walker, Connor and the team under pressure to get a quick result. Jewelery has been stolen from the house, which would indicate a burglary gone wrong, but several relatives profit from their deaths and so they focus the investigation on the family. Connor is suspicious of the identical twin sons in particular and suspects that they may have worked together in order to get away with patricide.
Harry loses his cool with 3 swimmers that he's forced to rescue just seconds after warning them not to swim in a dangerous area. However, calling them "imbeciles" and "idiots" puts him in hot water.