Equestria Girls Trailer: https://www.youtube.com/watch?v=1Ta9i3YQAzM
Basically a mashup of FiM clips of ponies reacting to the Equestria Girls Trailer, in the PARODY style of ACRacebest's Bronies React Series:

http://www.youtube.com/playlist?list=PL7A322D867992908B

Thanks to AC for inspiring the idea for Ponies React.

Disclaimer: As a parody, this video doesn't necessarily represent my views on EG.

MLP: FiM (c) Hasbro