"Tik Tok" is a single by American singer Kesha, who co-wrote the song with its producers Dr. Luke and Benny Blanco. It was released on August 7, 2009, as the lead and debut single from her debut studio album, Animal. From Wikipedia
The pop star thought her breakout hit was 'too dumb,' but it launched her career and amassed 1.5 billion streams as she now embraces full creative control.