A few months ago, Rachel McAdams revealed her favorite "Mean Girls" quote -- "I don't think my father, the inventor of Toaster Strudel, would be too pleased with this" -- which came as a surprise since it's a line uttered by Gretchen Wieners (Lacey Chabert) rather than Regina George (McAdams). In a new interview with Digital Spy, Amanda Seyfried names her favorite quote from the film, and based on her response, it's clear that Seyfried realizes the hilarity of her own character, the "blissfully...