Betty in Blunderland 1934
Plot: This animated short film from Fleischer Studios features Betty Boop, who falls asleep while putting together a jigsaw puzzle of Alice in Wonderland. She "wakes" to find herself in a surreal, modern-day wonderland, where she meets various inhabitants from Lewis Carroll's stories. After a brief adventure, she is abducted by the Jabberwocky, only to be rescued by the other characters. She then wakes up from her dream back in her living room.