- alicia keys, uber talent. ub--oh, my god. singngs, composeses, and d plays? oh, , she's a tototal packag. - - ♪ no onone, no one,e, no ♪ ♪ can get in the way of what i'm feeling ♪ - later r&b becomes much more rhythmic. they're not written as flowing as the traditional r&b song. - ♪ allll the singlgle ladies all the sisingle ladieies ♪ - and beyoncé understood better than anybody how to make r&b for a hip-hop generation. - - ♪ now p put your hahands ♪ ♪ up in the club ♪ - i think everyone remembers where they were when they first saw the "single ladies" video. you know, it was like, "oh, my god, how do i learn the dance? i can't learn n it fast enenou" - - up with ththe shouldere. - yeyep. - you kindnda--kinda pop it a l little bit.t. - - pop it, ohoh yeah. - - yeah. - - okay, pop p it. - anand then youou bring youour. - okay.. - make i it real stataccato. like, sticick it. ♪ if you u like it ththen you should havave put a riring on ♪ ♪ oh, oh, oh, oh, oh, oh ♪ - you know, she was a woman speaking for other women,