Whose 2010 single was co-written by the "Drop It Low" artist?
Firework (song): "Firework" is a song by American singer Katy Perry from her third studio album, "Teenage Dream" (2010). Firework (song):  Capitol Records released it as the album's third single on October 26, 2010. Ester Dean:  Her 2009 single "Drop It Low" featured singer Chris Brown.
i don't know