Forgive David Letterman for not nailing the exact sequence of events that transpired during Jenny Slate’s tenure at Saturday Night Live. For whatever happened back then eventually led to a wedding weekend with Slate, her husband Dean Fleischer-Camp, and a voice that launched videos that launched a children’s book series and maybe even a movie?

We’ll have to wait and see.

In the meantime, see this: It’s Jenny Slate singing as Marcel the Shell with Shoes On, a song about Marcel’s mom. God rest her soul.

Roll the clip!

Slate says more videos will appear on “the Internet,” so we all look forward to that.

UPDATED 10/20/14: Here is the third Marcel the Shell video, uploaded Monday morning!

And pick up one or both of the Marcel the Shell books: