How to be Prettier: Regardless of how you feel about her, the girl's got great style. Disclaimer: you don't have to be as thin as her to look good in her choices. http://www.foxnews.com/photoessay/0,4644,978,00.html#1_0
How to be Smarter: Go to vistaprint.com, get yourself some free business cards (you only pay shipping), and hand them out at networking events. It doesn't matter if you are a student, they only need to have your name, contact information, major, and graduation year.
How to be (less) Awkward: Just because you are sitting with a group, doesn't mean everything has to be a group decision. I don't care what kind of sushi you are thinking of ordering, and I certainly don't want to hear a ten minute discussion about it. Exceptions: if I have crush on you or you employ me. Or both.