5 Things You Should Know About

MUSIC

Miley Cyrus Breakout; out now The production spares no '80s trick--from spoken interludes to overdubs that do for Miley's voice what Vaseline on the lens did for Joan Collins. Still, there's a modern girl in there, one with parental issues (Breakout) and fears for the future (Wake Up America) even though hers is secure. B-

TELEVISION

MythBusters: Shark Special and Surviving Sharks Discovery, 9 p.m. E.T., July 27 & 28 MythBusters uses its second Shark Week special to test tips on how to survive a sea-critter attack. Then Survivorman's Les Stroud makes himself into human chum to explore ... exactly...