Barbie's struggle is real, and when it comes to being cast in "Barbie," so was John Cena's. John Cena is a man among men — and a merman among Kens. But this almost wasn't the case. The wrestler ...

Now, with her new best friends--the happy bubblegum-pink dolphin, Zuma, and the beautiful mermaids, Kayla and Xylie--they embark on a fascinating underwater adventure to save the ocean kingdom of ...