1998 | 11 Episodes

Season 1 of Comedy Lab premiered on November 11, 1998.

1999 | 11 Episodes

Season 2 of Comedy Lab premiered on August 31, 1999.

2000 | 12 Episodes

Season 3 of Comedy Lab premiered on October 10, 2000.

2001 | 10 Episodes

Season 4 of Comedy Lab premiered on November 1, 2001.

2002 | 8 Episodes

Season 5 of Comedy Lab premiered on October 31, 2002.

2004 | 7 Episodes

Season 6 of Comedy Lab premiered on February 11, 2004.

2005 | 8 Episodes

Season 7 of Comedy Lab premiered on May 10, 2005.

2006 | 8 Episodes

Season 8 of Comedy Lab premiered on May 9, 2006.

2007 | 8 Episodes

Season 9 of Comedy Lab premiered on October 22, 2007.

2008 | 6 Episodes

Season 10 of Comedy Lab premiered on August 21, 2008.

2010 | 7 Episodes

Season 11 of Comedy Lab premiered on April 19, 2010.

2011 | 5 Episodes

Season 12 of Comedy Lab premiered on September 2, 2011.