The Bay Area's Favorite Swampy Tonk Dance Band!

Miracle Mule is the swampy tonk dance band that everybody is talking about.

Miracle Mule band members include a number of veteran professional musicians who have played with John Hiatt and Hank Ballard & the Midnighters, among others.

  • Geoff "El Jefe" Mack - Vocals, Acoustic Guitar, Electric Guitar 
  • Sandy "The Teach" Geller - Vocals
  • Mark "Going Postal" Petrella - Standup Bass, Bass Guitar, Comic Relief 
  • Jimbo "Plumber Dude" Lehmann - Drums & Wine Tasting
  • Dick "Moonlight" Bay - Vocals, Accordion, Piano, Sax
  • Brian "Washboard" Dettor - Percussion, Harmonica, Vocals


  • Mule Drummer Jimbo Lehman.
    Mule Drummer Jimbo Lehman.
  • Keeping the low end going, Mark Petrella
    Keeping the low end going, Mark Petrella
  • Geoff
    Geoff "El Jefe" Mack
  • Dick Bay
    Dick Bay
  • Andrew Chilson
    Andrew Chilson

Miracle Mule is a terrific band for your party, winery, festival or club.

If you are interested in hiring Miracle Mule, or you just want to chat, shoot me an email or give me a call.

Miracle Mule

2742 Heatherstone Dr.
San Rafael, CA 94903
P: (415) 260-3141
Geoffrey Mack
[email protected]

With well over 50 songs in the repertoire Miracle Mule can play over three hours of entertaining danceable music. Most songs are covers with a few originals thrown in just for fun. Some songs in the current set list include:

  • Hey Good Looking - Hank Williams
  • Road Runner - Bo Diddley
  • Honey Don't - Carl Perkins
  • Choo Choo Ch'Boogie - Louis Jordan
  • Ain't Got No Home - Clarence Frogman Henry
  • Bad Moon Rising - Creedence Clearwater Revival


Miracle Mule has played a number of venues, parties and events in and around the San Francsico Bay Area:

  • Isleton Cajun Festival
  • Rancho Nicasio
  • Napa Earth Day Festival
  • Sweetwater Music Hall
  • And many more...


The fan base for Miracle Mule is active and growing with a network of fans who can be reached via e-mail, social media sites and word of mouth. With an active account on Reverb Nation, Miracle Mule is currently ranked the #11 band in the Marin County Country Charts and climbing rapidly. Miracle Mule has over 250 online Facebook Fans, an active e-mail list with almost 1,000 addresses and has a close relationship with Local Music Vibe to help promote their shows. Interested in Booking Miracle Mule? Here is what you need to know.

You can find Miracle Mule online at these websites:

Americana Band in San Rafael
Hire Americana Bands


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  • What a well-crafted and fun set of songs! Songs like Swampy Tonkin' are just plain made for shuffling your feet.

    Paul Liberatore - Marin Independent Journal


  • As musicians, the guys in this band are no joke... you might not be able to stand still.

    Paul Liberatore - Marin Independent Journal


Buy the CD

band photos

  • Southern Pacific Smokehouse
    Southern Pacific Smokehouse
  • Isleton Cajun Festival
    Isleton Cajun Festival
  • Sweetwater Music Hall
    Sweetwater Music Hall
  • Southern Pacific Smokehouse
    Southern Pacific Smokehouse
  • Miracle Mule CD Release Party
    Miracle Mule CD Release Party
  • El Jefe, Ready to Play
    El Jefe, Ready to Play