What are Us Weekly's preferred partners buzzing about this Thursday? Alessandra Ambrosio's sexy bikini bod, the new movie poster for Iron Man 3 and cute celebrity kids. Check out more stories in the roundup below. 

Stunning bikini body! See more photos from Victoria's Secret model Alessandra Ambrosio's sexy new bikini photo shoot in Venice Beach, Calif. on March 6. (Celebuzz)

Excited for The Hunger Games: Catching Fire? Check out five fun facts you don't know about star Josh Hutcherson. (ET Online)

Is it May 3 yet? Take a look at the new Iron Man 3 movie poster featuring Robert Downey Jr. and Gwyneth Paltrow. (Zap2It)

Viral video! Listen to Ed Sheeran cover "No Diggity" and "Thrift Shop." (toofab)

Adorable celeb kids! See Ricky Martin take his 4-year-old twin boys Valentino and Matteo to the Taronga Zoo in Sydney, Australia. (Just Jared)

This article originally appeared on Usmagazine.com: Alessandra Ambrosio Models Colorful Bikini on Venice Beach: Picture