Ed Sheeran surprises fans at Wiener's Circle in Chicago.
1.
Gives away hot dogs and interacts with customers.
2.
Wiener's Circle tweets about his "proper and friendly" demeanor.
3.
Sheeran delights audience with karaoke in Nashville.
4.
Celebrates breaking attendance record at Nissan Stadium.
5.
Performs with patrons at Santa's Pub in Nashville.
6.
Continues Mathematics tour in North America.
7.