Every year, The Bear usually has one episode focused on a single character, and this year’s offering, “Worms,” written by Ayo Edebiri and Lionel Boyce and directed by Janicza Bravo, gives a rare day off for Sydney.

The Bear” returned for its fourth season this week, including plenty of high-stakes restaurant drama along with another series trademark: high-wattage cameos. The 10 episodes are packed with surprise guests from both the food world and Hollywood.