The Pine Bluff Regional Chamber of Commerce, 510 Main St., will host a Lunch and Learn session from noon to 1 p.m. Wednesday, April 25. Admission is free.

The National Laughter Month Celebration is sponsored by Moss-Cess LLC and hosted by Bob “Hubba Jubba” Moss.

“Plan to join in a joyful celebration of fun and laughter,” a spokesman said. To RSVP, call the Chamber at 870-535-0110.