Create Old Photo Sephia Effect

Feels like reminiscing the past?..err, maybe not now. How about we learn this special photoshop effect on how to turn a new photo into something that was taken years ago with a sephia tone coloring? Somewhere out there, someone may have a patent pending for a time machine. Until it gets approved, I'm afraid we have to rely on Photoshop to get the old photo effect. Sounds good? Let's start then..