Miranda Lambert Delivers Karaoke Duet With Husband During Launch of Nashville Bar Music Marking the soft opening of Casa Rosa, the 'Heart Like Mine' singer also treats guests to performances by her girl group Pistol Annies as well as by Darius Rucker. May 28, 2021 AceShowbiz - Country star Miranda Lambert celebrated the launch of her new Nashville, Tennessee bar and restaurant by enjoying a karaoke duet with her husband. The "Vice" hitmaker threw a star-studded party on Tuesday, May 25 to mark the soft opening of Miranda Lambert's Casa Rosa, where guests were treated to performances by her girl group However, the highlight of the evening came when Lambert dragged her man, former New York City police officer Brendan McLoughlin, up onstage to join her on a karaoke rendition of "Summer Nights" from hit movie musical "Grease".