RANDY ROBERTS ARRIVES LARGER THAN LIFE by Chuck Graham tucsonstage.com The always cheerful Winter Wonderland Holiday Cabaret at the Invisible Theatre kicks it up a notch this weekend, Dec. 11-13, with the return of Randy Roberts from his home base in Key West after a five-year absence from IT's own cabaret scene. Roberts was here in 2004 with his trunks of elaborate costumes and a wig collection that would make Marie Antoinette envious. 'You don't have to go to Caesar's Palace to see Cher,' says Roberts with so much enthusiasm you have to believe him. When he dips backstage after rehearsal at IT's cozy's mid-town theater and brings out a shimmery, silvery, slinky and fringe-y gown that catches every spark of light in the theater, that word 'glamor' also leaps in. When he adds the black stiletto platform shoes with seven-inch heels, all bets are off. Your opinion of the real Cher won't matter. Roberts will be lighting up the stage with his way ...