Jessica Simpson used a few not-so-common tricks to help combat her nerves for her first television performance in 15 years.

The singer delivered her first TV performance in 15 years during the season finale of “American Idol” on May 18. She sang her new track “Blame Me,” before teaming with one of this season’s “Idol” contestants,

The singer tore through her new track "Blame Me" and covered Nancy Sinatra's "These Boots Are Made for Walkin'"