Question: Who co-starred with this English actor, comedian, musician and composer on a greatest hits album called Rude & Rare: The Best of Derek and Clive?
Sentence (from "Greatest Hits (Westlife album)"): The album is the group's first album not under Syco Music and not under the tutelage of Simon Cowell, having left Syco and Cowell in March 2011.
Relevant evidence: No