Popovich Comedy Pet Theater at Planet Hollywood Resort and Casino. Gregory Popovich's Comedy Pet Theater is an extravaganza of juggling, European-style comedy and a furry entourage of performing cats and dogs. This unique and hilarious show featuring cats and amazing dogs, all who have been rescued from animal shelters. The ring-leader is Moscow Circus Superstar and master juggler Gregory Popovich. Bring the whole family for an afternoon of fun! Book and Save 34% Off Popovich Comedy Pet Theater at Planet Hollywood Resort and Casino.