If she dedicates herself to her profession then a successful comeback is almost guaranteed. People want to see Lindsay successful again, she's one of the most famous actresses in the world - the profile is there and she does have talent to back up the hype when she's on her A game. Good luck Lindsay!
She doesn't need a dramatic role right now. What she needs both a huge box office hit and critically acclaimed comedy to launch her career into the right direction again. Then she can do whatever she wants.
