The Amazing World of Gumball: The Movie

In The Times newspaper, the creator of The Amazing World of Gumball mentioned plans for a feature film based on the series. Then he announced after his departure from Season 6, he doubted a film will be made.

Plot
There isn't really a plot, but since The Inquisition, Gumball's last episode, it could possibly continue where we left off.

Will it ever happen?
Well since the show ended, it is currently unknown.