Warning: Major spoilers ahead for "Stranger Things" season four, part one. The chimes of a grandfather clock featured in "Stranger Things" have become a trending TikTok sound. In the humorous videos, ...

Warning: Major spoilers ahead for "Stranger Things" season four, part one. The chimes of a grandfather clock featured in "Stranger Things" have become a trending TikTok sound. In the humorous videos, ...

The clock on San Francisco's Ferry Building marks the hour, and the surrounding area at the base of Market Street is abuzz with noise. Traffic roars along the Embarcadero. Vendors chat with tourists.