Britney Spears transforms from Femme Fatale to ordinary mom for son's class graduation

Britney Spears took time out of her Femme Fatale tour to attend a very special occasion - her son's class graduation.

The star was beaming as she headed off to see her five-year-old Sean Preston graduate from elementary school on Friday.

The 29-year-old singer jetted out of Sacramento after performing in the very first show of her Femme Fatale tour.

Sean is her first son with ex-husband Kevin