Alex Hirsch's Gravity Falls was the focus of Disney's "How NOT to Draw," with Bill Cipher looking to make a dimension-hopping deal. Published Sat, 17 Aug 2024 12:07:08 -0500 by Ray Flook ...

Alex Hirsch talks about Bill Cipher, Summerween, Gravity Falls, and which character deserves a 50 Shades of Gray-style spinoff. The Book of Bill is out now.