Open Sesame! SAYER' is a phrase from the classic story of Ali BABA and the Forty Thieves. Ali BABA was a poor woodcutter who stumbled upon a secret cave filled with treasure, guarded by forty thieves. He was able to gain access to the cave by saying the magical words 'Open Sesame!' The phrase 'Open Sesame! SAYER' is a reference to this story, and the characters Ali BABA and BABA Sayer. Ali BABA is a 7-letter word, BABA Sayer is a 4-letter word, and Ali is a 3-letter word.