You may know this week's guest from Professor Blastoff. This week joining Justin is David Huntsberger.

Topics this week include; David's introduction into comedy, Professor Blastoff, substitute teaching, and his plans for the future.

Find David at davidhuntsberger.com

Find more Professor Blastoff at professorblastoff.com

Or on Twitter @huntsbergerjunk

Intro music is a clip of Journey to the Sun supplied by Circle of Heat Click their Facebook above, or check them out.