Carrie Underwood is a judge on American Idolnow, and she recently joined a contestant singing Korn and Drowning Pool classics during his audition. The country vocalist became a superstar after winning the fourth season of American Idol back in 2005.

US country favourite Carrie Underwood has helped an American Idol contestant cover Bodies by Drowning Pool. The 42-year-old, who won American Idol in 2005 and now judges on the talent show, joined a contestant called ‘Insite’ in singing the 2001 nu metal floor-filler on the latest episode.

As he begins to belt the lyrics and head bang along to the beat, Underwood is seen grooving and singing with Insit