Spring has officially sprung -- and the warm weather means less layers and more skin! Can you guess which stars are starting to show some serious stems?

Cutest kids ever Kingston James McGregor Rossdale and brother Zuma Nesta Rock packed up the family car for an adventurous outing in L.A. this weekend.

Gwen and Gavin were there too.

Can you guess which celebrity mom took her handsome little man out to the local wishing well?

Can you guess which stars love to take a smooch from a pooch?!

Matthew McConaughey and his son Levi took a special trip to the Central Park Zoo -- Check out Levi's day with Dad!