I'm not so good on the dating advice but, I can help you on the guitar stuff lolHere's a good video I was forwarded on beginner chords that sound sexy...

I mean, honestly, I doesn't matter. As long as you're happy with your sound, then it's all good. Like, it's absurd for people to tell you otherwise.

First song I learned how to play was smells like teen spirit.I still jam to it every now and then.