An annual tradition as beloved as hanging the Christmas lights themselves has resurfaced on social media. Every festive season, a viral TikTok video explaining the purpose of the 'red bulb' in your ...

Decking the halls just got a little brighter. The little red-nosed bulb that comes with strings of holiday lights has an unassuming function people are just now discovering, thanks to a “revelation” ...

This red-nosed bulb isn’t just a spare. People are just now discovering the real reason there’s an extra holly-hued bulb for your string lights — and it’s not just in case one fizzles out. In fact, ...

13:30, Mon, Dec 1, 2025 Updated: 13:52, Mon, Dec 1, 2025 It's become an annual tradition almost as cherished as busting out the Christmas lights themselves. And every year, much like Mariah Carey ...