WATCH: Ariana Grande Kicks Off Sweetener Tour with Touching Tribute to Her Late Ex Mac Miller
Grande had Miller's music playing for fans at the venue before the show started in Albany, NY.
WATCH: Kate Middleton just channelled her very own daughter!
Kate Middleton just channelled her very own daughter!
WATCH: Harry and Meghan honour victims at New Zealand house
Royals pay tribute to Christchurch.
WATCH: MAFS experts and contestants unleash after new cheating scandal is EXPOSED
MAFS experts and contestants unleash after new cheating scandal is EXPOSED
WATCH: Paris Hilton celebrates her birthday with Kim Kardashian West
The pair recently reunited to celebrate Hilton's 38th birthday -- albeit almost a month later.
WATCH: Sia makes VERY RARE unmasked public appearance
Aussie singer ditches mask at fashion awards.