115 My Little Pony: Friendship Is Magic Boast Busters 01 06 2010-11-19 Adventure / Animation / Children / Comedy / Drama / Family / Fantasy / Musical Tara Strong - Twilight Sparkle / Tabitha St. Germain - Rarity / Princess Luna / Derpy Hooves / Ashleigh Ball - Applejack / Andrea Libman - Pinkie Pie / Andrea Libman - Fluttershy / Ashleigh Ball - Rainbow Dash / Cathy Weseluck - Spike The Dragon / Mayor Mare / Kelly Sheridan - Starlight Glimmer / Nicole Oliver - Princess Celestia / Michelle Creber - Apple Bloom / Madeleine Peters - Scootaloo / Claire Corlett - Sweetie Belle / Kathleen Barr - Princess Cadence / Trixie Lulamoon / John de Lancie - Discord / Peter New - Big Macintosh / Brenda Crichlow - Zecora / Lee Tockar - Snips / Marÿke Hendrikse - Gilda / Spitfire / Ashleigh Ball - Prim Hemline / Brian Drummond - Mr. Carrot Cake / Chiara Zanni - Daring Do / Nicole Oliver - Cheerilee / Chantal Strand - Diamond Tiara / Bryanna Drummond - Babs Seed / Britt Irvin - Lightning Dust / Kazumi Evans - Rarity (Singing Voice) / Rebecca Shoichet - Twilight Sparkle (Singing Voice) / Sunset Shimmer / Shannon Chan-Kent - Pinkie Pie (Singing Voice) / Andrew Francis - Braeburn / Tabitha St. Germain - Granny Smith / Veena Sood - Ms. Harshwhinny / Trevor Devall - Hoity Toity / Cathy Weseluck - Mayor Mare A new unicorn called "The Great and Powerful" Trixie arrives in Ponyville, claiming to be the greatest magical pony in Equestria. Spike believes Twilight may be the one unicorn to put the arrogant braggart in her place, but she worries that she will lose the respect of her friends if she shows her true potential. Is Trixie really as "great and powerful" as she constantly claims to be? A monster attack may prove the answer.