Is Jamie Lynn Spears picking a side following Kevin Federline's bombshell tell-all about her sister? And is it NOT his?! According to Us Weekly on Wednesday, the Zoey 101 actress UNFOLLOWED K-Fed on Instagram! Whoa! At the time of this writing, we can confirm she no longer follows the former backup dancer! He still follows her, though! Huh. Check it out (below): We don't know exactly why Jamie Lynn unfollowed Kevin, of course.