"Ha" or "Ha": Killing Joke Live is the first commercially distributed live recording by English post-punk band Killing Joke. It was recorded at Larry's Hideaway in Toronto, Ontario, Canada on 9 and 10 August 1982 by producer Conny Plank, and released on 4 November by E.G. Records. Rob O'Connor did the artwork for the album.
Ha was originally released on 4 November 1982, in 10-inch and cassette EP formats, by E.G. Records. It reached number 66 in the UK Albums Chart.
It was re-released on CD in 2005 by Virgin Records, with three bonus tracks taken from Killing Joke's 1982 single, Birds of a Feather.