Dayum, do we *heart* Jesssica Biel. Not only does she know how to play peekaboo with her insanely sexy booty, she’s willing to share her secrets for keeping it Tight! Complete with a shout out to her dog Tina. Awwww.

“Yoga is a constant for me because it keeps my muscles long and flexible. But now that summer’s coming … I’m planning on spending more time outdoors playing volleyball and jogging with my dog, Tina.”