Why is Shawne merriman called lights out?

Shawne Merriman earned the nickname "Lights Out" due to his signature celebration after making a big play, where he would mimic turning off lights by flicking an imaginary switch. This celebration became iconic during his time in the NFL, particularly with the San Diego Chargers, and reflected his explosive playing style as a linebacker. The nickname also symbolizes his ability to "turn off" opposing offenses with his defensive prowess.