This singer, along with a few others, play the harmonica on stage.

This singer, along with a few others, plays the harmonica on stage.

Sandals and towels are essential gear for a trip to the beach.

Sandals and towels is essential gear for a trip to the beach.

The president or the vice president are speaking today.

The president or the vice president is speaking today.

Either Cassie or Marie pays the employees this afternoon.

Either Cassie or Marie pay the employees this afternoon.

Either the sculpture or the paintings are in the museum today.

Either the sculpture or the paintings is in the museum today.

The coat or the hats are in that closet.

The coat or the hats is in that closet.

Each of the dancers twirls brilliantly.

Each of the dancers twirl brilliantly.

Mustard greens are my favorite vegetable.

Mustard greens is my favorite vegetable.

Everybody at the party was enjoying the food.

Everybody at the party were enjoying the food.