Scooby Doo. Best line in the movie!
Yep that quote is from the episode "What the Hex going on."
This is actually me writing a description for once haha. But this is pretty ironic comeback considering Buffy always had snappy come backs :)
Chill Out, Scooby-Doo! Amazon Instant Video ~ Frank Welker, https://www.amazon.com/dp/B000Y7LRRE/ref=cm_sw_r_pi_dp_r1l6ybWP2F938
The top 10 far-out Scooby Doo animated movies | Den of Geek
Scooby-Doo! The Mystery Begins (TV Movie 2009) - IMDb
Based on a cartoon first created in 1969, two very profitable movies - released in 2002 and 2004 - combined live actors with a CGI version of Scooby-Doo the dog.
Scooby Doo, Where Are You! (TV Series 1969–1970)