The Dave Matthews Band [ tickets ] will be out on its annual amphitheater tour this summer, and on-sales get underway this weekend for nearly all of the group's confirmed dates.

Tickets hit the market Friday (4/20) for gigs in Gainesville, FL; and Saturday (4/21) on-sales are planned for George, WA; Hartford, CT; Camden, NJ; Bristow, VA; Sarasota Springs, NY; Virginia Beach, VA; Noblesville, IN; Cuyahoga Falls, OH; Cincinnati, OH, Clarkston, MI; Tampa, FL; West Palm Beach, FL; Charlotte, NC; The Woodlands, TX; Dallas; Phoenix; Irvine, CA; Chula Vista, CA; Los Angeles, CA; Bonner Springs, KS; Mansfield, MA; and East Troy, WI. Tickets go on sale Sunday (4/22) for the tour's stop in Mountain View, CA.

[Click to search for Dave Matthews Band tickets at Ticketmaster.com.]

With demand running high and a few shows already sold out, Genesis [ tickets ] has added more dates to the "Turn It On Again" tour, the group's first North American trek in 15 years.

The new shows are set for Sept. 5 at New York City's Madison Square Garden (on sale Monday (4/23)) and Oct. 10 at Sacramento's ARCO Arena (on sale Saturday (4/21)), plus a third show was added at Chicago's United Center (on sale Monday) and a second night was tacked onto the Hollywood Bowl stop in Los Angeles (on sale Sunday (4/22)).

[Click to search for Genesis tickets at Ticketmaster.com.]

Country singer Martina McBride [ tickets ] is on the road next week to support her just-released ninth album, "Waking Up Laughing."

On-sales get underway Friday (4/20) for McBride's appearances in Cedar Falls, IA; Wilkes-Barre, PA; Oklahoma City, OK; Charleston, SC; Austin, TX (via texasboxoffice.com); Portland, OR (via rosequarter.com); Everett, WA; Grand Forks, ND; Costa Mesa, CA; Paso Robles, CA (via vallitix.com); and Oakland, CA.

[Click to search for Martina McBride tickets at Ticketmaster.com.]

Tickets are continuing to surface for Tim McGraw and Faith Hill [ tickets ]'s Soul2Soul 2007 tour.

On-sales begin Saturday (4/21) for a newly added, second Anaheim, CA, stop; and tickets are already on sale in dozens of other markets.

[Click to search for Tim McGraw/Faith Hill tickets at Ticketmaster.com.]

Prog-rockers Tool [ tickets ] will be on the road this spring and summer to support last year's "10,000 Days."

On-sales get underway Saturday (4/21) for Tool's gigs in St. Louis, MO; Cedar Rapids, IA; Bossier City, LA; Winston-Salem, NC; Chicago (via searscentre.com): Ft. Worth, TX; Peoria, IL; and St. Paul, MN.

[Click to search for Tool tickets at Ticketmaster.com.]

Ticket on-sale information for many other artists--including Josh Groban, Stevie Nicks, Kenny Chesney, Toby Keith, Steve Winwood, Beyonce and John Legend--is available at LiveDaily's Ticket Report.

Unless otherwise noted, tickets are available from Ticketmaster and Ticketmaster Online, as well as the venue box office. On-sale dates and/or times are subject to change. Ticketmaster is LiveDaily's parent company.