I don't really crush on celebrities (I used to pretend I did when I was a teenager to fit in with my mates but it was never really the case), although I often crush on characters (I was in love with Benedict Cumberbatch's Sherlock but the man himself does nothing for me). I think the thing is I need to feel like I know a person a bit more than them just being a pretty face, and most celebrities are a bit unknowable.
I have, however, crushed on people who are semi-well-known on the internet, because you tend to be able to build more of a (one-sided) relationship with them through social media. Actually, I fell for my boyfriend through his webcomic before even meeting him (a bit creepy, I know, I know). My current internet crush (that I'm not, uh, actually sleeping with already) would have to be:
I have, however, crushed on people who are semi-well-known on the internet, because you tend to be able to build more of a (one-sided) relationship with them through social media. Actually, I fell for my boyfriend through his webcomic before even meeting him (a bit creepy, I know, I know). My current internet crush (that I'm not, uh, actually sleeping with already) would have to be: