Rumer Willis' Fingers Hurt From Evening Guitar Practice

Rumer Willis rocks a cute graphic tee while doing some shopping at Guitar Center on Wednesday (October 22) in Hollywood.

“Just a little evening guitar practice #myfingershurt,” the 26-year-old entertainer posted on Instagram the night before with a pic of herself.

PHOTOS: Check out the latest pics of Rumer Willis

In case you didn’t know, Rumer has been showcasing her musical skills during her gigs at the Kelsi Dagger’s Spring Collection Launch and the Los Angeles run of For The Record: Baz Luhrmann.

20+ pictures inside of Rumer Willis at the Guitar Center…