She stands out as the most unforgettable guest in talk show history, captivating the crowd’s attention

Drew Barrymore, known for her infectious energy, delighted the audience with her spontaneous dance atop Letterman’s desk, showcasing her playful spirit and leaving the crowd mesmerized..

Alongside her, Aly Michalka, the talented actress and musician, likely added her own charm and charisma to the show, although specific details of her appearance are not provided

Together, Barrymore and Michalka undoubtedly contributed to the show’s vibrant atmosphere, creating a moment that viewers would not soon forget.