David Letterman taped his final Late Show with David Letterman on Wednesday. Jeffrey R. Staab/CBS via AP hide caption

itoggle caption Jeffrey R. Staab/CBS via AP

David Letterman hosts his final Late Show episode on Wednesday. Jeffrey R. Staab/CBS hide caption

itoggle caption Jeffrey R. Staab/CBS

The restoration of the landmark, popularized by a House of Cards episode, has some fans wondering whether the giant peach will lose its giggle-inducing appearance. Michael Tomsic/WFAE hide caption

itoggle caption Michael Tomsic/WFAE

The cast of Mad Men: January Jones (from left), Jon Hamm, Elisabeth Moss, Vincent Kartheiser, Christina Hendricks and John Slattery Frank Ockenfels 3/AMC hide caption

itoggle caption Frank Ockenfels 3/AMC

In Chad Hodge's new Fox series, Secret Service agent Ethan Burke (Matt Dillon) travels to Wayward Pines, Idaho, in search of two missing federal agents. Liane Hentscher/FOX hide caption

itoggle caption Liane Hentscher/FOX

Watching Joan (Christina Hendricks, left) and Peggy (Elisabeth Moss) navigate the sexism of a 1960s ad agency is part of what has kept audiences hooked on Mad Men. MIchael Yarish/AMC hide caption

itoggle caption MIchael Yarish/AMC

Queen Latifah plays blues singer Bessie Smith in the HBO movie Bessie. Frank Masi/Courtesy of HBO hide caption

itoggle caption Frank Masi/Courtesy of HBO