The day is the latest phase in MAC's #MACLipsLipsLips campaign—last month, the brand ran a 10-day promo where you got a free, full-sized lipstick with the purchase of any two lip products.

For National Lipstick Day Sunday, MAC Cosmetics is giving away free lipsticks. ... Stila: Only on Sunday, there’s a buy-one-get-one free deal on the brand’s Stay All Day Liquid Lipsticks.