Conversation so far:
What did Britney Spears do in 2001?
In February 2001, Britney Spears signed a $7–8 million promotional deal with Pepsi, and released another book co-written with her mother, titled A Mother's Gift.
Did Britney Spears go on tour in 2001?
To support the album, Britney, Britney Spears embarked on the Dream Within a Dream Tour in 2001.
Did Britney Spears make new music during 2001?
Britney Spears released the self-titled album, Britney in 2001.

Question: what were some of the singles from the album?
Self-contained rewrite: What were some of the singles from Britney Spears album, Britney?