Our world was changed forever in 2004 with the release of the cult classic "Mean Girls." Since today is Oct. 3 -- aka "Mean Girls" Day -- we are celebrating by making "fetch" happen.

In honor of the cinematic treasure, Olympic skier Heather McPhie and WNBA stars Stefanie Dolson and Swin Cash perform their favorite lines.

McPhie as Karen Smith

Dolson as Gretchen Wieners AND Regina George

Cash as Gretchen Wieners

Are we missing your favorite quote from the movie? Send us your best rendition on Twitter or Instagram.