He has toured with Caedmon's Call, Fernando Ortega, Michael Card, Sara Groves, Bebo Norman, Nichole Nordeman, Jill Phillips, Andy Gullahorn, Ben Shive, Eric Peters, and other members of the Square Peg Alliance.

The four-part series is currently being adapted into an animated TV show, for which he serves as an executive producer and provides the voice of Oskar N. Reteep.

It featured Alison Krauss, Cliff Young and Randall Goodgame and was produced by Dove Award-winning Christian music veteran Steve Hindalong.

[2] Peterson also released a Christmas album, Behold the Lamb of God: The True Tall Tale of the Coming of Christ.

The album produced two tracks which were featured on the newest video in the bestselling VeggieTales series called The Wonderful Wizard of Ha's.

In 2007, Peterson independently released Appendix M: Media / Music / Movies, an EP containing live versions, original demos, and rarities.

[6] On August 24, 2012 Andrew released the album Light for the Lost Boy to critical acclaim, due to a fuller band sound which maintains his depth of lyrical content.

written by Peterson and Ben Shive, which was covered on Chris Tomlin's Holy Roar album on September 28, 2018.

It is a children's book based on the song of the same name from Peterson's annual Christmas show, Behold the Lamb of God: The True Tall Tale of the Coming of Christ.

The series concluded with The Warden and the Wolf King, and won the 2015 Clive Staples Award for Imaginative Fiction.

An equity crowdfunding effort was launched in 2021 and successfully raised $5 million to produce the first season of the series,[14] which was first aired in December 2022.