Whakaotihia te rerenga e whai ake nei: I te tau 1996, i riro i a Tiernan te tohu "So You Think You're Funny" a Channel 4. E rua tau i muri mai ka whakawhiwhia ki a ia te
I whakawhiwhia ki a Perrier Comedy Award i te 1998 Edinburgh Festival Fringe, a, i riro i a ia te Tohu Tu Tu Tu Tu Pai rawa atu i nga Tohu Komihana o Ingarangi. I te tau 2003, i wini ia i te Tohu Nokia Best of the Fest me te Tohu Whiriwhiri a te Iwi Orange i te Edinburgh Comedy Festival. I te tau 2006, i wini ia i te Tohu Tangata Ora Nui o Ireland i nga Tohu Tangata o te Tau.