Trombone Solo - Level 1 - Digital Download SKU: A0.609790 By Fun. Featuring Janelle Monae. By Andrew Dost, Jack Antonoff, Jeff Bhasker, and Nate Ruess. Arranged by Kevin Busse. Pop,Rock. Individual part. 2 pages. Kevin Busse #5648517. Published by Kevin Busse (A0.609790). This is an exact transcription of We Are Young with lyrics in the easy key of C for Trombone.