Kylie Jenner celebrated daughter Stormi and son Aire's back-to-back birthdays with a sweet Instagram video. Stormi turned 7 on Feb. 1, while Aire will turn 3 on Feb. 2.

Celebrate Harry Styles’ 31st by revisiting his first E! News sit-down in 2013! Watch young Harry gush over E! & his rise to fame in this throwback!