Today’s recap includes concert updates, tour announcements and more, as compiled by TicketNews on May 1, 2009.

British reality television sensation Paul Potts will bring his operatic voice to the U.S. this summer for a brief tour. Canadian duo MSTRKRFT has also lined up a brief tour of the States for June and July. Meanwhile, it looks like Saliva will be making the rounds at military bases across the nation.

Fans hoping to catch Bruce Springsteen in concert this weekend may have luck bargain hunting, judging by the availability of $4 and $5 tickets on TicketNetwork. … Husband-and-wife recording artists Vince Gill and Amy Grant will host and headline a benefit concert for Challenge America on June 8. … Finally, Nederlander Concerts has hired a new director of talent for its San Jose branch, specifically for the San Jose Civic Auditorium.

Those are the complete reports for this Friday. Before kicking off your weekend with a celebration for the start of May and approach of spring, read on for more concert and itinerary updates in brief from your favorite artists. And be sure to check back next week for more of the latest from TicketNews.

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Johnny Winter, acclaimed blues musician, has nearly 70 concerts scheduled internationally for the remainder of the year, including a few new U.S. dates: July 18 at the Bay City Blues Festival in Bay City, MI; September 6 at Sausalito Art Festival in Sausalito, CA; and December 19 at the Narrows Center for the Arts in Fall River, MA.

Nanci Griffith, the veteran country musician, is adding more shows to her 2009 concert calendar. In all, she has more than 10 performances lined up from May through October, with new shows set for August 15 at Aladdin Theater in Portland, OR; August 16 at Woodland Park Zoo in Seattle, WA; August 22 at Morton Arboretum in Lisle, IL; September 11 at MSU Riley Center in Meridian, MS; and October 23 at Town Hall in New York, NY.

Edwin McCain has added a number of new concerts to his 2009 itinerary. He has three new solo gigs lined up for late in the year: November 3 at Mohawk Valley Community College in Utica, NY; November 4 at Iron Horse Music Hall in Northampton, MA; and November 7 at Kenan Auditorium in Wilmington, NC. McCain will also perform four new dates this summer with his band: July 17 at Disney Contemporary Resort in Lake Buena Vista, FL; August 1 at Planters Inn in Charleston, SC; August 27 at Western Kentucky University in Bowling Green, KY; and August 29 at the Fillmore in Charlotte, NC.

The Flying Karamazov Brothers, the renowned theatrical troupe, have approximately 50 shows booked for 2009, including a lengthy residency. The group has new shows scheduled for June 28 at Levitt Pavilion in Westport, CT, and October 10 at Ridgefield Playhouse in Ridgefield, CT. But a large portion of their time will be spent fulfilling a nightly performance residency at the Merrimack Reperatory Theatre in Lowell, MA, which has the Brothers booked from September 1 straight through October 4.