WOW CHECKOUT WILL I AM S SEXY RIDE..

It's one thing to stumble across a $900,000 luxury car on your leisurely stroll.

But the real photo opportunity came for this passer-by when he found himself face-to-face with none other than Will.I.Am, who popped up from behind his beloved custom-made vehicle giving the amateur photographer the surprise of his life.

The Black Eyed Peas legend, 38, had just arrived at a Los Angeles studio on Saturday and was crouched beside his expensive car when the happy-snapping admirer showed up.

Hide and seek: Will.I.Am was crouched beside his car when a fan began taking photos of it on Saturday in Los Angeles, unaware that the man himself was on the scene

Surprise! Will.I.Am popped up from behind his car talking on his cellphone, leaving the amateur photographer in shy giggles at at the unexpected sight of the Black Eyed Peas rapper

The smiling bearded passer-by had stopped to admire the sleek vehicle and take a few casual snaps on his phone.

He was apparently so engrossed in the photo opportunity that he didn't realise the one and only owner of it, Will.I.Am, was crouched on the other side of the car.

Will appeared equally unaware of his admirer's presence as he chatted on his phone by the side of his expensive ride.

Time to work: the rapper arrived at the Los Angeles studio in his $900,000 custom-made luxury car

It was a giggle-worthy moment when the famed music maker suddenly stood upright, shocking the passer-by with his presence.

As Will continued to chat away on his phone, the bearded shy guy could do nothing but stand there with a shell-shocked grin.

The Grammy Award winner went about his business, heading into the studio with his phone to his ear.

Taking care of business: Will multi-tasked as he chatted on his phone and perused the exterior of his car before heading inside to work

Will was stylishly clad in an all-black ensemble, consisting of straight-leg trousers and a cool hooded jacket.

He teamed the outfit with a shiny black cap, white-framed glasses and added a splash of colour with red tartan shoes.

Will's $900,000 custom-made car, which is fusion of futuristic and vintage designs, was created by West Coast Customs, best known for their work on Pimp My Ride.

Funny: the Grammy Award winner had a little chuckle of his own after the surprising incident

Checking out his baby: Will looked to be perusing the exterior of his sleek vehicle which is one of a kind, having been made specifically for him

The outlandish vehicle that evokes images of comic strip detective Dick Tracy, has been outfitted with an aluminum interior, aluminum dashboard, suicide doors and custom door panels.

The metallic blue vehicle is just one of several unusual cars owned by The Voice UK judge, who also owns a $700,000 DeLorean.

The happy bearded passer-by was certainly not the first person to admire Will's sleek ride.

Korean pop sensation Psy, who Will has recently teamed up with musically, also eyed it off in July as the pair dined together in Hollywood.

Attention to detail: the car has been outfitted with an aluminum interior, aluminum dashboard, suicide doors and custom door panels

One of the fleet: the metallic blue vehicle is just one of several unusual cars owned by The Voice UK judge, who also owns a $700,000 DeLorean

The vehicle has plenty of fans! Korean pop sensation Psy, who Will has recently teamed up with musically, also eyed off Will's car in July as the pair dined together in Hollywood