Kirk Hammett, the lead guitarist of the iconic band Metallica, shared a picture of himself in his car on his official Instagram page and a fan’s humorous comment about wah-wah pedal went viral.

Metallica‘s guitarist Kirk Hammett is widely known for with one gear, wah-wah pedal. Hammett uses the wah-wah or wah pedal often while playing, the pedal is actually used in order to alter the tone and frequencies of the guitar signal to create a distinctive sound like a human voice.

Kirk Hammett himself once explained why he uses wah pedal so much during an interview with Metal Hammer. Hammett stated that wah-wah is a lot like a human voice and it gives him the ability to manipulate the tone however he feels at that moment.

Hammett recently posted a picture of himself in his car on his official Instagram page, and since fans identify the wah pedal with Kirk Hammett, a fan commented on the post about Hammett’s iconic wah pedal usage and it was the most liked comment.

Here is what the fan said:

“Please don’t get confused from a gas pedal with a wah pedal.

You can see the Instagram post below.