Viral Video Reveals Surprising Thing You Didn’t Know About Christmas Lights.

christmas lights

Christmas lights seem pretty straightforward, but did you know this surprising trick using the red bulb in the pack? I know I didn’t!


This viral video took TikTok by storm, showing what a simple bulb switch could do to change the effect of your whole Christmas light display.

hand holding a red bulb from Christmas string lights
This image is from TikTok.

When you swap out a light for the red bulb, it will turn your string lights to a blink instead of a solid light!

You don’t need to buy a new string of lights to get this awesome effect! Apparently, you can make half or all of your Christmas string lights blink with this surprising trick. Who knew?

The comment section on this post is somewhat divided full of people who are surprised by this trick and other people who already knew what the spare bulb was for.

“How does one not know this?” commented one smart user. Admittedly, we all probably should’ve read the box.

“The ‘replacement light’ is actually a blinky light?!?!” said another surprised viewer, who, like me, had no idea!

Did you already know this trick, or are you discovering this for the first time? Regardless, check out these string lights in action below! This surprising trick is sure to make your Christmas string light display pop!

The featured image for this post is from TikTok.

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