Sky high heels aren't the easiest to walk in!

Christina Aguilera left her newborn baby Summer and son Max at home to attend the Drake and Lil' Wayne concert at the Hollywood Bowl last night with friends, and the singer held on tight to her pals on the way out of the venue to make sure she didn't take a tumble!

Xtina gave birth to her daughter with fiancé Matt Rutler less than two months ago, but it looks like she's already back to her pre-pregnancy physique!