Must-see videos: Taco Bell prepares to celebrate National Taco DayMust-see videos: Taco Bell prepares to celebrate National Taco Day

McDelivery from McDonald's delivers food right to customers' doors.  Chipotle's queso is made of "real" ingredients. Taco Bell tells the origin story of National Taco Day, which will be on October 4. Dunkin' Donuts shows how to order curbside pick-up. Every year, the first Starbucks Pumpkin Spice Latte of the season is hatched from a very talented pumpkin.

McDonald's offers delivery with UberEATS

Chipotle touts new queso

Taco Bell prepares to celebrate National Taco Day

Dunkin' Donuts offers curbside pick-up

Starbucks touts seasonal Pumpkin Spice Latte