This is My little Pony,Christopher Equestria Girls 2: Rainbow Rocks!

In this adventure, after the 4th Season finale, Christopher, Twilight, and his group go to CHS for a second time, but Squidward joined them for the first time to CHS. (in the first, he was the only one who didn't go) But this time, Sunset reformed and they have a Battle of the Bands, for their ultimate rockstar battle yet. This is in IMAX.
Songs
Beyond (Pop Fizz & Jet-Vac)
Into the Lair (Stan)
Master of Puppets (Christopher)
Can't Take My Eyes Off You (The Vegas Boys (Johnny, McGee, Steven & Jimmy))
Reptile (Dukey)
Sweet Victory (Spongebob and his friends)