What makes The Odd Couple by Gnarls Barkley notable?

'The Odd Couple' debuted at number 17 on the Billboard 200 chart and showcased a more experimental approach compared to their first album. The lead single, 'Who's Gonna Save My Soul,' received significant airplay and was notable for its emotional depth, marking a continued evolution in their artistic narrative. Released on March 18, 2008, 'The Odd Couple' is Gnarls Barkley's second album, following their critically acclaimed debut 'St. Elsewhere' from 2006. At this point in their career, the duo of CeeLo Green and Danger Mouse aimed to expand their sound while grappling with the pressures of success and high expectations from fans and critics alike.