Toadstool Books and the Nashua Public Library will host comedian Tom Dreesen for a virtual event at 7 p.m. Aug. 6.

Dreesen has made more than 500 appearances on national television as a stand-up comedian, including more than 60 appearances on “The Tonight Show.” He was a favorite guest of David Letterman and frequently hosted the show in Letterman’s absence. For 13 years, he toured cross-country and opened for Frank Sinatra and has appeared countless times in Las Vegas, Tahoe, Reno and Atlantic City with artists like Smokey Robinson, Liza Minnelli, Natalie Cole and Sammy Davis Jr.

He has acted in numerous television shows – from “Columbo” to “Murder She Wrote” – and appeared in motion pictures including “Man on the Moon” and “Spaceballs.”

Join him as he talks about his new book, “Still Standing: My Journey from Streets and Saloons to the Stage, and Sinatra.” Registration is required to receive information about connecting to the virtual event. Register at tinyurl.com/npllectures.