In 2005, Jackson started working on her ninth studio album, 20 Y.O., with her then partner, record producer Jermaine Dupri, who was commissioned as the executive producer.
"So Excited" was written by Jackson, Jermaine Dupri, James Phillips, Johntá Austin, James Harris III, Terry Lewis and Khia Chambers; and was produced by Dupri, LRoc, Jam, Lewis and Jackson [REF].