Back to the Future Part-1

Celestia and Luna ​​​​​​mysteriously disappear right before the new Summer Sun Celebration, As Twilight Sparkle attempts to figure out what happened to them, the Everfree Forest invades Ponyville.
==Featured characters==
#Twilight Sparkle (1)
#Rainbow Dash (2)
#Applejack (3)
#Fluttershy (4)
#Rarity (5)
#Pinkie Pie (6)
#Spike (7)
#Steamer (8)
#Special Delivery (9)
#Celestia (10)
#Bulkhead (11)
#Wheeljack (12)
#Smokescreen (13)
#Big Mac (14)
#Sweetie Belle (15)
#Discord (16)
#Comet Tail (17)
#Young Twilight Sparkle (18)
#Young Rainbow Dash (19)
#Young Fluttershy (20)
#Young Applejack (21)
#Young Pinkie Pie (22)
#Young Rarity (23)
#Young Megatron (24)
==Voice Actors==
*Bumper Robinson - Steamer and Special Delivery
*Abby Trott - Young Rainbow Dash
*Andrea Libman - Fluttershy
*Ashleigh Ball - Applejack
*Claire Corlett - Sweetie Belle
*Frank Todaro - Young Pinkie Pie
*Jason Marnocha - Young Megatron
*Kari Wahlgren - Young Rarity
*Kelly Hu - Rainbow Dash
*Kevin Michael Richardson - Bulkhead
*Lana McKissack - Young Applejack
*Michael Leon Wooley - Big Mac
*Nicole Sullivan - Young Fluttershy
*Nolan North - Smokescreen
*Rene Auberjonois - Wheeljack
*Rob Paulsen - Comet Tail
*Shelby Young - Pinkie Pie
*Tabitha St Germain - Rarity
*Tara Strong - Twiligth Sparkle
*Tom Kenny - Spike
*Venus Terzo - Young Twilight Sparkle
Category:Season 4 Prime