Piano,Voice Duet Piano,Voice - Level 3 - Digital Download SKU: A0.903050 By Willow. By Tyler Cole and Willow Smith. Arranged by Christopher L. Clark. Contemporary. 7 pages. Christopher L. Clark #6710695. Published by Christopher L. Clark (A0.903050). Duet version of the viral hit by Willow Smith and Tyler Cole, also known as The Anxiety. The vocal solo version of this piece is also available on this site. .