The previous thread got locked from lack of use; but a few new ideas come to mind. So .....
THEATER AND CONCERT HOUSES
Unique
- National Equestrian Theatre Company (Nemzeti Lovas Szinhaz): Theater on horses: https://nemzetilovasszinhaz.hu/
- Capital Circus of Budapest. https://fovarosinagycirkusz.hu/en/home/
Jazz
- Opus Jazz Club (be sure to buy ticket and make reservation): https://opusjazzclub.hu/koncertek
- Budapest Jazz Club: https://www.bjc.hu/home/
- Spinoza, Klezmer show / dinner on Friday nights: http://spinoza.hu/eloadasok/klezmer-pentek-vacsoraval-sabbathsong-klezmer-band/
Vaudeville Dinner Theater
- The Orfeum musical performances and interactive audience shows. https://orfeum.hu/musor/
Modern Music Venues
- Hungarian House of Music. A very impressive modern facility to visit if not for a concert: https://zenehaza.hu/
- MUPA the modern national concert hall: https://mupa.hu/en/events/event-calendar
Historic Music Venues
- Linzt Academy of Music. Spectacular facility. You want a performance in the Grand Hall or at least a tour: https://lfze.hu/programok
- Vigado. Historic performance house on the Danube Corso: https://vigado.hu/web/en/programs/
Theater / Musicals / Opera
- Hungarian State Opera: https://www.opera.hu/hu/
- Budapest Operett Theater. Always very well done musicals: https://operett.hu/
- Eiffel Studios. Plays and special theater and performing arts events. A bit out of the center but a really, really interesting old building .... converted railway repair facility. https://www.opera.hu/en/
- Vígszínház Színház. Plays and musicals. Some in English, some with English Subtitles. Stunning, beautiful theather: https://vigszinhaz.hu/en
- Madách Színház. Plays and musicals. Some in English, some with English Subtitles. Beautiful theather: https://madachszinhaz.hu/
Church Concerts
- St. Stephens Basilica https://bazilikabudapest.hu/en/kultura/ OR
https://www.organconcert.hu
MOVIE THEATERS
- Uránia Nemzeti Filmszínház one of the most beautiful interiors in the city. Some movies in English or with English subtitles: https://urania-nf.hu/
- Művész; with an interior that would make Gaudi proud. Many English language offerings. https://muveszmozi.hu/programok/all-english-language-screenings-muvesz
DINNER WITH MUSIC / CONCERT / PERFORMANCE
Dinner with Music (piano or gypsy band or similar)
- Rézkakas Bistro Terasz (M) https://www.rezkakasbistro.hu/
- Café Liszt (M) http://cafeliszt.hu/en
- Százéves Étterem (M) https://www.szazevesetterem.hu/
- Pörc&Prézli (M) https://www.porcesprezli.hu/en/
- Callas Café (M) http://www.callascafe.hu/
- VakVarjú (M) https://pest.vakvarju.com/
- Café Jedermann (M) https://www.facebook.com/jedermann.budapest
- Szeged Vendéglő (M) https://www.szegedvendeglo.hu/
Dinner with a Performance
- Sir Lancelot (S) https://sirlancelot.hu/
- Orfeum Club (S) https://orfeum.hu/
Dinner with a Concert or Stage Act
- Spinoza Café & Restaurant (C) http://spinoza.hu
- Opus Jazz Club (C) https://opusjazzclub.hu/etlap
- Budapest Jazz Club (C) https://www.bjc.hu/home/
magyarjd