Andy Cohen, Megan Fox, the winner of "The Voice", Rebecca Katz

"Watch What Happens Live" host ANDY COHEN joins Kelly as co-host. MEGAN FOX previews the film "Teenage Mutant Ninja Turtles: Out of the Shadows," and the winner of "The Voice" performs for the "LIVE" audience. In addition, "Take Charge of Your Food!" Week continues with a look at "brain foods" that enhance memory, mood and clarity with nutritionist Rebecca Katz.