The Simpsons B.M

The Simpsons B.M is a prequel/spinoff to The Simpsons. It takes place before Maggie Simpson was born and the main characters are Homer Simpson, (main protagonist) Marge Simpson, Lisa Simpson, and Bart Simpson. B.M stands for Before Maggie.

Seasons:
There are 13 seasons

Ending:
the ending is the last episode in which Maggie is born.

Differences in characters:
Homer and Marge look the same.

Bart and Lisa look a year younger.