Which group of entertainers was associated with the Sands Hotel and Casino, famously run by Carl Cohen?
Carl Cohen (businessman):  Moving to Las Vegas, he became casino manager for the El Rancho Vegas in the 1940s and the Sands Hotel and Casino in the 1950s; he also had a controlling interest in both resorts. Sands Hotel and Casino:  During its heyday, the Sands was the center of entertainment and "cool" on the Strip, and hosted many famous entertainers of the day, most notably the Rat Pack.
the Rat Pack