Dwayne Johnson in G.I. Joe: RetaliationG.I. JOE: RETALIATION

If you handed a box of crayons to a group of eight-year-olds with action figures, they'd probably come up with a more entertaining storyline for G.I. Joe: Retaliation than the one we're stuck with, which is your standard blockbuster nonsense about a megalomaniac's plan for world dominion and the crack team of well-armed, quip-ready hotshots attempting to thwart him. In a welcome surprise, though, director Jon M. Chu's follow-up to 2009's G.I. Joe: Rise of the Cobra is, unlike its forebear, quite a bit of zippy, throwaway fun, a fast-moving and happily unpretentious diversion with jokes, and good ones, obviously written specifically for viewers well over the age of eight.

Justin Bieber in Justin Bieber: Never Say NeverJUSTIN BIEBER: NEVER SAY NEVER

Leave it to that great Socratic thinker Ozzy Osbourne, in a recent TV commercial, to ask the question that's been on many a middle-aged mind of late: "What's a Bieber?"

Step Up 3DSTEP UP 3D

From its opening, outdoor melee, in which we're assaulted by soap bubbles and multi-colored balloons, to its jaw-dropping dance-off finale, which suggests a mass seizure titled Attack of the TRON Clones, Step Up 3D is proudly, even profoundly, ridiculous.