Don't assume that all of your friends in relationships are happier than you are. There's nothing wrong with being unattached. In fact, you might be happier alone than you would be in a relationship. That's why you should stop moping around and start embracing your single status!
If you need some help, you should try watching a few films that show how much fun the single life can be, like Whip It and Bend It Like Beckham. Here are a few more movies about being single:
Now you can embrace your single status! What's your favorite movie about being single?