Season Episodes Originally aired First aired Last aired 21 June 13, 2011 (2011 - 06 - 13) March 26, 2012 (2012 - 03 - 26) 23 April 2, 2012 (2012 - 04 - 02) December 3, 2012 (2012 - 12 - 03) 22 April 1, 2013 (2013 - 04 - 01) January 27, 2014 (2014 - 01 - 27) 18 February 17, 2014 (2014 - 02 - 17) March 25, 2015 (2015 - 03 - 25)
how many episodes in kickin it season 4
18