Today is Minnesota Timberwolves rookie Derrick Williams’ 20th birthday. To celebrate, he spent Thursday driving around his hometown of La Mirada, California dropping off signed PEs of Under Armour kicks from his freshman year in the League. The former No. 2 pick led his fans on a scavenger hunt via Twitter and handed out the sneakers for free to the first to show up. Check out his Twitter timeline (@RealDwill7) for how it all went down, with a couple preview shots here: