Photoshop – How to make one object in a picture color and the rest Black and white.(Sin city effect)

Photoshop – How to make one object in a picture color and the rest Black and white.(Sin city effect)

UPDATED VIDEO!! ITS MUCH EASIER! MUCH SHORTER!! HIGHER QUALITY!! AND MUCH MUCH MORE EFFECTIVE!!!! http://www.youtube.com/watch?v=hntcj5ndR1U I was going crazy looking for a tutoriol on… source