List of number one songs in December, 2009

What songs were number one in December, 2009? There were 2 Canada #1 songs in December, 2009.

These number one songs in December, 2009 began with Tik Tok by Kesha which went to #1 on 21st November, 2009 and remained at the top spot for 2 weeks.

The last number one song of 2009 was Bad Romance by Lady Gaga which went to #1 on 5th December, 2009 and remained at the top spot for 4 weeks.

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