Cheech & Chong promise to “Light Up America” on their first tour in 25 years (we believe it), Duffy plots out an autumn tour and Common and N.E.R.D. go the co-headlining route. Full dates for all three tours, after the jump.

Cheech & Chong
September 5 – Ottawa, ON @ National Arts Center
September 6 – Toronto, ON @ Massey Hall
September 12 – Philadelphia, PA @ Tower Theatre
September 13 – Washington, DC @ Warner Theatre
September 19 – Indianapolis, IN @ Murat Center
September 20 – Detroit, MI @ Fillmore Detroit
September 26 – Atlanta, GA @ Tabernacle
September 27 – Miami, FL @ Fillmore Jackie Gleason
September 28 – Tampa, FL @ Tampa PAC
October 18 – Las Vegas, NV @ The Pearl
October 24 – Westbury, NY @ Westbury Theatre
October 25 – Minneapolis, MN @ Orpheum Theatre
October 31 – Houston, TX @ Verizon Wireless
November 1 – Dallas, TX @ Majestic Theatre
November 7 – Wallingford, CT @ Chevrolet Theatre
November 8 – Rosemont, IL @ Rosemont Theatre
November 14 – Phoenix, AZ @ Dodge Theatre
November 15 – Austin, TX @ Austin Music Hall
November 21 – Sacramento, CA @ Memorial Auditorium
November 22 – Berkley, CA @ Berkeley Community Theatre
November 28 – San Diego, CA @ Copley Symphony Hall
November 29 – Seattle, WA @ Paramount Theatre
November 30 – San Jose, CA @ San Jose PAC
December 5 – Vancouver, BC @ Queen Elizabeth
December 6 – Los Angeles, CA @ Gibson Amphitheater
December 12 – Boston, MA @ Orpheum Theatre
December 13 – Atlantic City, NJ @ Borgata Music Box
December 19 – Reno, NV @ Silver Legacy Casino
December 20 – Denver, CO @ Paramount Theatre
January 31 – New York, NY @ Radio City Music Hall

Duffy
September 5 – New York, NY @ Radio City Music Hall/Fashion Rocks
October 9 – San Diego, CA @ Humphreys Concerts by the Bay
October 10 – Los Angeles, CA @ Orpheum Theatre
October 16 – Vancouver, BC @ Orpheum Theatre
October 17 – Seattle, WA @ Showbox SoDo
October 20 – Chicago, IL @ Riviera Theatre
October 21 – Cleveland, OH @ Quicken Loans Arena
October 22 – New York, NY @ Webster Hall
October 25 – Mashantucket, CT @ MGM Grand Foxwoods
October 26, 27 – East Rutherford, NJ @ Izod Center
October 29 – Boston, MA @ TD Banknorth Garden
October 31 – Washington, DC @ Verizon Center
November 1 – Philadelphia, PA @ Wachovia Center

Common & N.E.R.D.
September 9 – Houston, TX @ Verizon Wireless Theater
September 10 – Dallas, TX @ House Of Blues
September 14 – Los Angeles, CA @ The Wiltern
September 15 – Anaheim, CA @ Grove Of Anaheim
September 17 – Vancouver, BC @ Malkin Bowl
September 18 – Seattle, WA @ Showbox SoDo
September 19 – Eugene, OR @ Cuthbert Amphitheater
September 20 – Berkeley, CA @ Berkeley Community Theatre
September 21 – Las Vegas, NV @ House Of Blues
September 23 – Denver, CO @ Fillmore Auditorium
September 27 – Chicago, IL @ House Of Blues
September 29 – Toronto, ON @ Kool Haus
October 1 – Boston, MA @ Orpheum Theatre
October 2 – Philadelphia, PA @ Electric Factory
October 4 – New York, NY @ Roseland Ballroom
October 8 – Atlanta, GA @ The Tabernacle
October 9 – Orlando, FL @ Hard Rock Cafe
October 10 – Miami Beach, FL @ Fillmore