Ska band Mustard Plug has been rocking for more than 20 years. Over the past several years, they've also been dad-rocking.

Jasper Colt, a Dad Rock special correspondent, interviewed the Michiganders during a tour stop in Baltimore. Learn more about Mustard Plug at mustardplug.com

Dad Rock is a music podcast from USA TODAY, hosted by Patrick Foster and Jim Lenahan. It is available on iTunes, SoundCloud, Stitcher and TuneIn.

Learn more about Dad Rock at dadrock.usatoday.com

Follow Dad Rock on the Twitter @DadRockShow

Like Dad Rock on Facebook at facebook.com/dadrockshow

Email Patrick & Jim at dadrock@usatoday.com

Leave a message on the Dad Rock Hotline: 571-424-1984