The title is called "The Best Night Ever"
Yes, it is known as The Grand Galloping Gala.
The Equestria Games arc of My Little Pony seems somewhat similar to the Grand Galloping Gala arc of season 1. So it is logical to conclude that it will be right before or part of the season finale.
She attends the Grand Gallopin' Gala where Soarin' is present in season 1 episode 26 "The Best Night Ever"
The Grand Galloping Gala! Great Gobs of Goo! Gallivanting Gray Goobers! Good Gary Gets Good Grades!
This is Series 1, episode 4 in Amersham
Episode 111: Shock! The Father's True Identity
Number 4
Season 1 of "My Little Pony: Friendship Is Magic" ended on April 21, 2011. The finale, titled "The Best Night Ever," wrapped up the season with a celebration at the Grand Galloping Gala. The series quickly gained popularity, leading to multiple subsequent seasons.
"Wallace & Gromit" debuted in A Grand Day Out 1989 .
The Harvest Festival episode in Fairy Tail is Episode 153. It is part of the Grand Magic Games arc.
Season 8 episode 10 Big Man on Hippocampus
The title is Grand Imperial Poobah. Fred became Grand Imperial Poobah in Episode 79.