A Starbucks logo is seen as members and supporters of Starbucks Workers United protest outside of a Starbucks store in Dupont Circle, Washington, D.C., on Nov. 16, 2023.It's finally here: the long-predicted consumer pullback.Starbucks announced a surprise drop in same-store sales in its latest quarter, sending its shares down 17% on Wednesday. Pizza Hut and KFC also reported shrinking same-store sales. And even stalwart McDonald's said has adopted a "street-fighting mentality" to compete for value-minded di ...