SHERYL CROW forgot the words to "Soak Up the Sun" during her show in St. Petersburg, Florida on Saturday night. But at least she had an excuse: She's OLD.
--She said, quote, "Oh, what's the words? . . . It's live! Nothing on tape here! . . . I'm 50 what can I say! My brain has gone to [crap]!"
(--TMZ has video. Note: It IS bleeped.)