Jennifer Aniston  chatted with a guy friend last night as they waited for their car at LA's Sunset Tower. Her mystery man playfully grabbed her hand, a gesture which is sure to start stories about a new romance for Jen. Recent rumors linking Jen to comedian Jason Sudeikis  were shot down by her reps, and he brought a different date along to hang out with Amy Poehler last weekend  anyway. Jen has been relaxing at home in California after her stint in Hawaii filming Just Go With It  alongside Brooklyn Decker, who learned a lot from the veteran actors on set . The downtime means Jen has a chance to chill out and practice her yoga — make sure to check out what Jen's teacher, Mandy Ingber,  has to say about the star.