The Watched Pot - 1918 was released on:
USA: 9 September 1918
Pot Luck in the Army - 1918 was released on: USA:24 November 1918
A Tropic Melting Pot - 1918 was released on: USA: 24 June 1918 USA: 6 October 1918 (re-release)
A Watched Pot was created in 2009.
Conan - 2010 A Watched Pot Never Boils and Other Total Lies 2-41 was released on: USA: 30 January 2012 Finland: 7 February 2012
The Enchanted Pot - 1962 was released on: USA: 1962
The Honey Pot - 1998 was released on: USA: 1998
Pol Pot - 2015 was released on: USA: 2015
yes
Pot in the Garage - 2014 was released on: USA: 2014 (internet)
A watched pot never boils does not have an express origin. It is called an idiom. It means something else besides what it implies.
Pot Heads - 2013 was released on: USA: 17 March 2013
The Melting Pot - 1915 was released on: USA: 30 May 1915