Awkward, gangly and in need of a Hollywood polish, R-Patz BT (Before Twilight) was yet to secure his place upon a million teens' bedroom walls.

Now, we're talking! A well-cut suit, a little hair gel, a spot of manly stubble...be still our beating hearts!!

A 12 year-old K-Stew makes her red carpet debut at the premiere of her first major motion picture, 'Panic Room'. And bizarelly, the starlet looks less awkward and uncomfortable here.

Now a fully-fledged Hollywood goddess and style-icon, 20 year-old Kristen flaunts the enviable bod and legs a'heaven...

Click here to see the entire gallery of Stars All Grown Up

Glamour UK| via Twilightish