Although Goo Goo Dolls bassist and singer Robby Takac says there is now much less booze on the tour bus than there used to be, he fondly recalls how an even more famous rocker once redefined what it meant to be “sober.”“We walk into Keith [Richards]’ dressing room, and they had a whole bunch of bottles of vodka on the table and orange soda,” Mr. Takac recalls of meeting the Rolling Stones legend during a tour for which the Goo Goo Dolls were the opening act. “I was with my friend [record executive] Phil Quartararo, [and] Phil said to him, ‘Keith, I though you stopped drinking.’“He goes ‘No, no