Photo of Courtney Barnett performing on 'SNL,' by Dana Edelson

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Courtney Barnett made her glorious debut last night on Saturday Night Live's season finale, hosted by Fred Armisen.

The Aussie singer performed her songs "Nobody Really Cares If You Don't Go to the Party" and "Pedestrian at Best," from her debut album Sometimes I Sit and Think and Sometimes I Just Sit.

Watch video of her performances below.