 The same week as the Glee single charted , " Somebody That I Used to Know " moved from second to first on the US Billboard Hot 100 — it had already been at number one in Canada — selling 542 @,@ 000 copies in a single week , the fourth @-@ highest ever weekly digital sales to that point . Sales were aided by the Glee performance and also by Gotye and Kimbra 's performance of the song on Saturday Night Live at the end of the week . 
