My VHS collection is huge and it would take me all night to write it down. Name a movie and I probably have it.
My DVD collection is rather small and I can name everything (99% of my collection is TV on DVD though, but I'll name them anyway

)
Simpsons 1
Simpsons 2
Simpsons 3
Family Guy 1 and 2
Family Guy 3
Futurama 1
Futurama 2
King of the Hill 1
King of the Hill 2
Space Ghost 1
Strangers with Candy 1
Strangers with Candy 2
Mr Show 1 and 2
Mr Show 3
Upright Citizens Brigade
Malcolm in the Middle 1 (fuck you, this show is good)
UHF
Weird Al: The Ultimate Video Collection
Bill and Ted's Excellent Adventure
Bill and Ted's Bogus Journey
Beavis and Butthead Do America
Austin Powers: Goldmember
Finding Nemo (fuck you, this movie is good)