The last time you used the LOL emoji, were you REALLY laughing out loud? A guy has invented a device to verify it. Brilliant!
Rocky & Lissa Audio: Do You Really LOL???
Here's how you can prove it!
Iefym Turkin/Getty Images
dt_original: None
show_updated: None
---
By 98.5 KRZ
Feb 23, 2023, 10:18 AM ET
