The Top 10 Music Tours Of Summer 2017 are Revealed! StubHub, the world's largest ticket marketplace, today released its third-annual preview of the summer concert landscape, breaking down the most in-demand touring acts of summer 2017. 2017 Top Selling Acts  Based on total sales on StubHub for U.S. dates from Memorial Day to Labor Day (May 29th through September 4th). 1.  U2  2.  Ed Sheeran  3.  Bruno Mars  4.  Tom Petty & The Heartbreakers  5.  Lady Gaga