Uncle Sam Jam

Kick off the Fourth of July weekend early with a performance by Christian Serpas and Ghost Town and fireworks over Lafreniere Park. Concession stands will serve refreshments; no outside food and drinks allowed. Free.

When: Noon to 9 p.m., Friday

Where: Lafreniere Park at 3000 Downs Blvd., Metairie

Go 4th on the River

Two ‘dueling’ barges will shoot one of the largest firework displays in New Orleans as they try to one-up each other. The display can be seen from either side of the river. Free.

When: 9 p.m., Saturday

Where: Downtown New Orleans riverfront

Zephyrs game

The New Orleans Zephyrs take on the Iowa Cubs in an all-American baseball game followed by a concert and fireworks show. Hot dogs and beer are among the classic refreshments for sale. Postgame concert by Ninety Degrees West. Tickets $5 and up.

When: 6 p.m. ball game

Where: Zephyr Field, 6000 Airline Highway