‘Roméo et Juliette’

7:30 p.m. Thursday, 2:30 p.m. Sunday. Merrill Auditorium, 20 Myrtle St., Portland, $35-$175, free for 21 and under, veterans and first responders. porttix.com.

Opera Maine presents two stirring and innovative performances of Charles Gounod’s “Roméo et Juliette.” Sung in French with English translation projected above the stage, the show captures Shakespeare’s iconic love story, set to Gounod’s soaring melodies. The production features 13 principal singers from around the world, including Kameron Lopreore as Roméo and Denis Vélez as Juliette, 28 chorus members, a 45-piece orchestra and anime visuals. Both shows include a 6:30 p.m. pre-curtain talk by Opera Maine’s dramaturg Calien Lewis.

Toto, Christopher Cross and The Romantics

6:30 p.m. Thursday. Maine Savings Amphitheater, 1 Railroad St., Bangor, $35-$235.50. waterfrontconcerts.com.

It’s gonna take a lot to drag you away from this concert after you’ve sung along with Toto when they play “Africa.” You’ll sail and ride like the wind back to your car after experiencing soft rock hitmaker Christopher Cross. Also, don’t sleep on The Romantics, who’ll be kicking things off with a performance that will surely include “What I Like About You.” The ’80s are alive and well in Bangor, so hold the line and get a ticket, especially if your name is Rosanna.

Mike Campbell & The Dirty Knobs

8 p.m. Thursday. Waterville Opera House, 1 Common St., Waterville, $65-$325. watervillecreates.org.

Guitarist Mike Campbell co-founded Tom Petty’s band The Heartbreakers after the two met in Gainesville, Florida, in 1972. Campbell penned many songs with Petty, along with tracks recorded by Don Henley, Bob Dylan and Stevie Nicks. The debut Mike Campbell & The Dirty Knobs album was released in 2022, and two have followed. Recent shows have included a handful of Tom Petty and the Heartbreakers songs including “Runnin’ Down a Dream” and “You Got Lucky.” Don’t miss the opening act, singer-songwriter Sarah Lee Guthrie, daughter of Arlo Guthrie.

Wells HarborFest

11 a.m.-3 p.m. Saturday. Wells Harbor Park, 331 Harbor Road, Wells. wellstown.org.

The 12th annual Wells HarborFest is a family-friendly gathering that crams a whole lot of fun into four hours. The day features live music from Common Ground Band, several food options, games, demonstrations, contests, community organizations and hands-on activities including touch tanks. Two of the festival’s signature events are the International Lobster Trap Toss and the Congdon’s Doughnut Eating Contest.

Festival of Nations

10 a.m.-4 p.m. Saturday. Deering Oaks Park, Portland. festivalofnationsmaine.com.

The 24th annual Greater Portland Festival of Nations is an immersive and welcoming multicultural event. There will be all sorts of music, crafts and international cuisine from Ireland, Cambodia, Sudan, England, Thailand, Ethiopia, Peru, Sweden and several other countries. The festival’s special guest is the Children’s Museum and Theatre of Maine.

‘Daruma’

2 p.m. Sunday. The Hill Arts, 76 Congress St., Portland, $20 in advance, $25 at the door. thehillarts.me.

In celebration of Disability Pride Month, The Hill Arts presents a screening of the independent film “Daruma” from Academy Award-winning producer Peter Farrelly. The inspiring story is about a cynical, wheelchair-using man named Patrick and his cranky double-amputee neighbor Robert. The two forge a friendship when Patrick learns he has a young daughter and needs Robert to drive them on a huge road trip.