Leslie Mann/Jonathan Groff/Fallonventions/Machine Gun Kelly & Camila Cabello
- Episode aired Nov 23, 2016
- TV-14
- 41m

Leslie Mann (The Comedian (2016)); Jonathan Groff (Mindhunter (2017)); Jimmy presents kids' inventions. Also: Colson Baker and Camila Cabello perform.Leslie Mann (The Comedian (2016)); Jonathan Groff (Mindhunter (2017)); Jimmy presents kids' inventions. Also: Colson Baker and Camila Cabello perform.Leslie Mann (The Comedian (2016)); Jonathan Groff (Mindhunter (2017)); Jimmy presents kids' inventions. Also: Colson Baker and Camila Cabello perform.