In 2010
Shepard Fairey installed a 15-foot-tall by 20-foot-wide mural entitled "Global Warning" on Arnold's exterior wall. Fairey installed the mural as part of his show "Supply and Demand" at the
Contemporary Arts Center that year. The mural is made from wheatpasted screen prints, which the bar has maintained. In 2013 street artist
JR installed a wheatpaste mural in Arnold's courtyard. The mural depicts Arnold's waitresses from the 1930s. JR installed the piece as part of his "Unframed" series, an ongoing project that began in 2010 using images by famous or anonymous photographers and archival images taken out of their context. JR has exhibited
Unframed works in Cincinnati, Marseille, Atlanta, Washington DC, Baden Baden, Grottaglie, Vevey, and São Paulo. In 2015 the artist Hargo (also known as Cash For Your Warhol) installed a mural on Arnold's exterior alley wall. Hargo installed the mural as part of his show "Cash For Your Warhol: Fund Your Startup!" being held at The BLDG in
Covington, Kentucky. In 2020 street artist
Vhils installed a carved bas-relief mural portraying
"Peanut Jim" Shelton in the courtyard. In 2022 street artist and graphic designer,
L'Amour Supreme installed a spray painted mural on Arnold's exterior alley wall depicting his
Czarface character. The mural was installed while he was in Cincinnati doing a much larger mural for the Blink light festival. ==In popular culture==