Customers can use the coffee company’s buy-one-get-one-free discount on Thursday to try the new limited-time lavender Frappuccino (or whatever drink you choose). Just like last week, Starbucks ...

The frenzy surrounding the 2017 release of the Unicorn Frappuccino (a phenomenon that quickly crashed and burned) put Starbucks' limited-edition flavors on everyone's radar. The downside for fans ...