Lumpy

"That's one way to take care of the classroom overcrowding."

- 's unlock message

 is a limited-time premium NPC released on April 10, 2013, as part of the Whacking Day 2013 Event.

It was re-released during the Whacking Day 2016 Event, where it could be obtained by purchasing the Whacking Day Bundle.

About
Lumpy was the school snake of Springfield Elementary. A green boa, Lumpy was quite accustomed to eating students from the school. According to the school charter, no teacher could be held accountable if the snake ate Milhouse. It also appeared to have eaten Todd.

Trivia

 * From Season 6, Episode 22 'Round Springfield”.