Maroon 5 And Meghan Trainor To Tour In 2020Maroon 5 is back in 2020!By Billy Harfosh Well this is gonna be fun! Maroon 5 will tour in 2020. They will bring Meghan Trainor and Leon Bridges The tour will kick off in May in San Diego May 30 Tickets will be for the general public starting on December 13th.