On their next musical adventure, Mama and Papa Poss cruise up the Mississippi River aboard the Delta Queen to Memphis, the birthplace of rock 'n' roll.

As it turns out, the king himself, Elvis Harepiece, has enlisted the marsupial musicians to compose his next hit. Follow the duo as they stroll down the legendary Beale Street and make their way to Graceland for a memorable encounter that will pave their way to glory!