Bandwidth/Direct Linking; This is a general no-no in the LJ community, but if you don't know what it is and why it's so bad, this website does a really good job of explaining.
madeitsimple makes these icons; Johnny Depp. Ewan McGregor. 21 Jump Street. Veronica Mars. American Dreams. Firefly. Friends. Gilmore Girls. Sex & the City. That 70s Show. The West Wing. 3rd Rock From the Sun. Harry Potter. Marilyn Monroe. Various Movies.
_velvetdivorce makes these icons; Johnny Depp. Ewan McGregor. Hayden Christensen. 21 Jump Street. Vanessa Paradis. Natalie Portman. Velvet Goldmine.