Reviewers describe Cabaret Les Années Folles as a beautiful place to catch a show with a good view no matter where seated. The terrace and river view are commonly praised along with the food and the service, which many call attentive and welcoming. The staff are described as friendly and efficient, and the owner or manager is noted for checking in and contributing to a positive atmosphere. Some notes mention heat and limited shade on the terrace, and there are occasional comments about missteps in orders or portions, but these are not seen as typical. The ambiance is repeatedly described as extraordinary, warm and festive, with a lively lineup of artists and a setting that makes the evening memorable. Overall, the reviews suggest a strong appeal for those seeking a stylish riverside venue for dining and performances, with a willingness to return despite a few imperfect moments.