The Paper Mill Playhouse will present cabaret shows once again, this summer, in its Carriage House Restaurant. As it did in 2020 and 2021, the Paper Mill Playhouse in Millburn will present outdoor cabaret shows — featuring performers who, in many cases, have performed on Broadway and/or at the Paper Mill itself — at its F.M. Kirby Carriage House Restaurant, beginning June 29. The shows will be at 7 p.m., with seating for dinner beginning at 5:30 p.m. Here is the schedule: KELLI RABKE June 29-July 2: Jenna Pastuszek, “Me, Myself & Barbra” (Barbra Streisand tribute)July 6-9: Marieann Meringolo, …