Join our mailing list For more information and booking call either Keith Watling at 414.416.2300 or Gare Hofstad at 414.238.7859. You can also use the contact form below. You can also emailĀ String Theory - Guitar Duo Name: * Email Address: * Subject: * Message: * Join Our Mailing list * required Email Address: * First Name: Last Name: Email & Social Media Marketing by VerticalResponse String Theory performance at Silverspot cinema