1: Taylor Swift surprises fans at Big Slick event.

2: Fans left in stitches by Taylor Swift's appearance.

3: Swift joins stars for charity event in Kansas City.

4: Big Slick attendees delighted by Swift's performance.

5: Swift's humor wins over audience at charity fundraiser.

6: Taylor Swift makes unexpected cameo at Big Slick.

7: Fans rave about Swift's surprise appearance.

8: Swift's presence adds star power to Big Slick event.

9: Taylor Swift leaves lasting impression on Big Slick attendees.