Complex sentence: Superdry does not overtly advertise and does not actively pursue celebrity endorsement, but a Brad leather jacket worn by football player David Beckham sold 70,000 from 2007 to mid- 2009, becoming a best-seller for the company.
Split into simpler sentences: Superdry does not overtly advertise and does not actively pursue celebrity endorsement. With this said, a Brad leather jacket worn by football player David Beckham sold 70,000 from 2007 to mid- 2009, becoming one of the best-sellers for the company.