A Canterlot Wedding (1)

Twilight Sparkle is upset that her older brother, Shining Armor, didn't tell her that he's getting married. Twilight is relieved to learn that he is marrying Princess Cadance, but becomes suspicious when Cadance doesn't remember her.
My Little Pony: Friendship is Magic - Season 2: Adventures in Canterlot, Song #10: "B.B.B.F.F"
My Little Pony: Friendship is Magic - Season 2: Adventures in Canterlot, Song #11: "B.B.B.F.F - Reprise Version"
Songs in My Little Pony: Friendship is Magic - Season 2: Adventures in Canterlot, Episode 26: A Canterlot Wedding - Part 2
My Little Pony: Friendship is Magic - Season 2: Adventures in Canterlot, Song #12: "This Day Aria"
My Little Pony: Friendship is Magic - Season 2: Adventures in Canterlot, Song #13: "This Day Aria - Reprise Version"
My Little Pony: Friendship is Magic - Season 2: Adventures in Canterlot, Song #14: "Love is in Bloom"
My Little Pony: Friendship is Magic - Season 2: Adventures in Canterlot, Song #14: "Love is in Bloom - Extended Version" - (Exclusive Song in My Little Pony: Frendship is Magic - Season 2 - DVD Box Set | Released By Shout! Factory)