Theater critic Richard Ades attends three nights of Theatre Roulette and finds a couple of gems, Night Moves’ Kitty McConnell visits a tongue-in-cheek facsimile of a southern Ohio bar, music critic John Petric finds little reason for optimism in this weekend’s Rock on the Range lineup, and TOP’s movie critics sample Priceless, Planet B-Boy, My Blueberry Nights and What Happens in Vegas…