Season 1 of Zapp premiered on April 14, 2002.

Season 2 of Zapp premiered on March 9, 2003.

Season 3 of Zapp premiered on May 23, 2004.

Season 4 of Zapp premiered on May 30, 2007.

Season 5 of Zapp premiered on October 7, 2009.

Season 6 of Zapp premiered on January 13, 2010.

Season 7 of Zapp premiered on January 12, 2011.

Season 8 of Zapp premiered on January 11, 2012.

Season 9 of Zapp premiered on January 9, 2013.

Season 10 of Zapp premiered on January 15, 2014.

Season 11 of Zapp premiered on January 14, 2015.

Season 12 of Zapp premiered on January 13, 2016.

Season 13 of Zapp premiered on January 18, 2017.

Season 14 of Zapp premiered on January 10, 2018.

Season 15 of Zapp premiered on January 9, 2019.

Season 16 of Zapp premiered on January 8, 2020.