 Complete the following phrase:  Blue Man Group launched its second tour, How to Be a Megastar Tour, on September 26, 2006. It featured some new material as well as material from the original Complex Rock Tour, and featured Tracy Bonham as opening act and vocalist. DJVJ Mike Relm was the opening act for the tours second leg, which ended April 22, 2007 in Wilkes-Barre, Pennsylvania. The third leg of the tour began in May 2007 and included performances in Mexico City, Guadalajara, and Monterrey, Mexico; Buenos Aires, Argentina; São Paulo and Rio de Janeiro, Brazil; and Santiago, Chile. The fourth leg, using 2.1 in its title, included more U.S. and Canada dates. The tour visited France, Korea, Canada, Germany, and a few other European countries through 2008. From August 1923, it visited Taipei, Taiwan to promote its 