Pop-Up Bar near Tanglewood is open on weekends with food trucks in Lenox, Massachusetts. (WNYT)- A new pop-up bar at Avaloch in Lenox is giving Tanglewood concertgoers a place to stop for drinks before heading to a show. The seasonal bar is open on Avaloch’s front lawn while the hotel, formerly known as the Apple Tree Inn, goes through renovations. Rotating food trucks are on site as well. The pop-up is open Fridays and Saturdays from 3 to 8 p.m., Sundays from noon to 5 p.m. and select Tuesdays before popular artist concerts at Tanglewood.