I really really want this lens soooo bad!!! The Tamron 28-75 f/2.8 ( would you recommend that one) Im just looking for a good lens that I can use for portraits, and such, maybe even weddings (maybe) lol I was told that basically the 18-55 lens and the 75-300 lenses i have were crap sooooooo but when i bought that zoom lens i had no clue, i just thought HEY A ZOOM LENS! lol! any advice would be oh so ever helpful Thanks!!!!!!!!!!!