Kammala jumla mai zuwa: An jefa Klaveno a cikin HBO's "True Blood" a matsayin Lorena, "mai yin" vampire na babban halayyar Bill Compton. Ta fara bayyana a cikin kashi na biyar na kakar wasa ta farko kuma ta zama ta yau da kullun tare da taken taken taken a rabi na biyu na kakar wasa ta biyu. An zabi Klaveno tare da 'yan wasan kwaikwayo don "Kyakkyawan Ayyuka ta Ƙungiya a cikin jerin wasan kwaikwayo" a
16th Screen Actors Guild Awards a cikin Janairu 2010. Ita da abokin wasan nata Stephen Moyer an ba su kyautar "Holy Shit Scene of the Year" a Spike 2010 Scream Awards don yanayin su a kakar wasa ta uku inda Bill ya juya kan Lorena a kusa da digiri 180 yayin yin jima'i.