Cika wannan magana: A shekara ta 1996, Tiernan ya lashe lambar yabo ta Channel 4 "Don haka kuna tunanin kuna da ban dariya". Shekaru biyu bayan haka aka ba shi lambar yabo
Kyautar Perrier Comedy a bikin Edinburgh Festival Fringe na 1998 kuma ya lashe Kyautar Kyauta mafi Kyawu a Kyautar Kyautar Burtaniya. A shekara ta 2003, ya lashe kyautar Nokia Mafi Kyawun Festa da Kyautar Zaɓin Mutane na Orange a bikin Edinburgh Comedy Festival. A cikin 2006, ya sami lambar yabo ta Funniest Living Person Award a Ireland a Gwarzon Mutane na Shekara.