VIDEO: Lady Gaga Jokes She's 'Batman' & Eats Dave's Notes On Letterman!
May 24 2011, Published 11:59 a.m. ET
Breaking Celebrity News Staff Writer
Lady Gaga made a memorable first appearance on The Late Show with David Letterman Monday, as the Indiana funnyman hailed her as "just about the biggest star on the planet" in his introduction.
Gaga, 25, was on to promote her new album Born This Way, which hit stores Monday.
"I'm so happy and I'm so grateful and I've been working on this music for so long," she said. "I feel really blessed -- I sold 24 million the first two records, thanks to you guys!"
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The Paparazzi singer, known for her outrageous get-ups, didn't disappoint in that department Monday, wearing a b