Adele‘s highly anticipated Adele: One Night Only concert special saw her perform a string of unheard tracks and well-loved classics, but it also saw her help a couple get engaged.According to Rolling Stone, ahead of the US TV special, producers of the show helped Quentin plan a picnic date with longtime partner Ashley before he led her down to the park below Los Angeles’ Griffith Observatory, where Adele was performing.Adele instructed the audience to keep quiet, as Quentin led Ashley out in