Ariana Grande gave this gift to her '7 Rings' music video director — here's why it left her 'speechless'

7:31am PST - February 9th, 2019    ariana grande - CNBC

Ariana Grande gave Hannah Lux Davis, the director of her hit videos '7 rings' and 'Thank You, Next,' a special gift that left her speechless. Here's the lesson it teaches about collaboration.