Invincible is the second studio album released by English boy band Five. The album was released in the United Kingdom by RCA Records on 8 November 1999, and was later released in the United States on 16 May 2000. Four singles were released from Invincible, including the UK chart-toppers "Keep on Movin'" and "We Will Rock You". The album was executively produced by Simon Cowell and Richard "Biff" Stannard. During their performance at Rock in Rio 2001, group member Scott Robinson stated that the title track "Invincible" was intended to be released as a single, but they decided against it as they were working on their third album.

"Keep On Movin'" is a song by British boy band Five. It was released on 25 October 1999 as the second single from their second studio album, Invincible (1999), and debuted at number one on the UK Singles Chart, becoming Five's first UK number-one single. "Keep On Movin'" was the 36th-biggest-selling single of 1999 in the UK, and in 2023, it received a double-platinum certification from the British Phonographic Industry (BPI) for sales and streaming figures exceeding 1,200,000 units. "Keep On Movin'" also charted within the top 10 in several other countries, including Hungary, where it reached number one.