While fast-food chains always had a handful of seasonal items, it wasn't a major trend. Burger King and Wendy's would add fish sandwiches for Lent season, and the Shamrock Shake was a McDonald's annual seasonal offering that came out around Patrick's Day,

Consumers spent $9.8 billion in June purchasing groceries online, up 27% from $7.7 billion reported a year ago, according to Mercatus and the Brick Meets Click Grocery Shopper Survey.

Walmart will be open on the Fourth of July, with most stores operating on their regular business hours. Store hours may vary by location.