Complex sentence: On October 23,2007, Chris released his major-label debut album "51/50 Ratchet", debuting at number 24 on the US "Billboard" 200 and has sold 26,000 copies in the first week.
Split into simpler sentences: On October 23,2007, Chris released his major-label debut studio album "51/50 Ratchet". The album debuted at number 24 on the US "Billboard" 200, selling 26,000 copies in the first week.