Liam Hemsworth and Miley Cyrus
09/12/2011 AT 10:00 AM EDT
and on-again beau Liam Hemsworth
took in a Topman-hosted cocktail party and dinner at Chicago's Paris Club, along with the singer's mother, brother and sister. After the meal, the group headed to Studio Paris for an afterparty where Danny Masterson
and DJ Kiss spun tunes for the crowd.