The 30-year-old singer was among some 4,500 people who took the citizenship oath during a ceremony last week at the Los Angeles Convention Center. Morissette isn't turning her back on Canada — she's maintaining dual citizenship.

"I will never renounce my Canadian citizenship," Morissette said in a statement Wednesday. "I consider myself a Canadian-American.

The oath of allegiance is: (in part)

"I hereby declare, on oath, that I absolutely and entirely renounce and abjure all allegiance and fidelity to any foreign prince, potentate, state, or sovereignty of whom or which I have heretofore been a subject or citizen;