First impressions do matter, so when you're single and out with the guys on a Saturday night, it's almost vital to look (and feel!) your best. Girls look at the tiniest details when you?re trying to get their number, down to the level of magnetism you can bring to the table. Are you approachable? Are your fingernails trimmed? Did you shower? You may know the basics, but do you really know what girls look for in the first impression? Here?s our top 7 must-haves you need to get before you meet her.