There are many times in our lives that we’ve done double-takes at the television screen for celebrities we haven’t seen or heard from in a while. “Where have you been?!” Some stars, who have so much potential, have come crashing down — or have remained stagnant — in their careers for some reason or another. But, we’re starting to see some fallen stars who are re-emerging into the spotlight and might possibly reclaim their spot on top. Here’s a list of celebs that we believe are poised for a come up–again.