MTV Movie Awards: Tom Cruise and Jennifer Lopez show 0ff their hip hop moves

He has a reputation for being somewhat uptight.But there was no holding Tom Cruise back as he performed a jaw-dropping hip hop routine with Jennifer Lopez at the MTV Movie Awards.The actor reprised his role as Len Grossman, the fat, balding foul-mouthed Hollywood producer character he played in Tropic Thunder. Shake it up: Jennifer Lopez and Tom Cruise, in character as