You get back to history without getting spotted

As you finished your business you quickly washed your hand and sneaked out of the girl's restroom, finally being able to relax while you walk back to your class, happy that no one spotted you. You get back to your seat and notice that there is a pink envelope on your desk with the name Betty written on it. You look around and see a cute girl named Betty Robinson as she smiles at you and gives you a little wave, Betty is a girl that you've known for a couple of years, you two have shared the same couple of classes before but you didn't really know a lot about her because you would always get nervous around her.You give Betty a little wave then continued writing down your notes as Ms. Moore continues her lecture about the Gender Equality Act of 1822.

"And that class is how the Gender Equality Act came into formation, and with it women got the right to vote, equal pay, and both men and women now had equal opportunities in the workplace." Ms. Moore ends with her lecture there as the bell rings. "All right class read chapter 6, next time will talk about the civil war and how the south's male only army were greatly out numbered and lost against the north's mixed gender army. Have a nice weekend."

As everyone were putting their books back into their backpacks you open the letter you got from Betty. It was an invitation to her eighteenth birthday party, and it was happening tonight. At first you were nervous because you didn't get her anything but as you read the letter it mentions that you don't need bring a present but you need to bring a...