Many people, even famous TV and movie personalities, can be shy and feel uncomfortable in social situations.However, you can learn to be more comfortable in social situations by learning how to deal with anxiety and nervousness and by improving your social skills in social situations. Below are some ideas.
Learn to "act":
You c learn n social ski and bec more self-confident b "playing" a soc situation a if y were a actor act out a spec role.
Start small:
Be by pract on ea situations, grad working u to mo difficult on. Prepare your: Write o a br script a rehearse i at ho, watch your in t mirror a listen t your vo. This i what act in pl and mov do.
Saying Hello
Another w to g over be shy i to prac saying he to peo. Get i the ha of say hello t as ma people a you c. The mo people y say he to, t more peo who wi say he to y. Most peo are s. You c help th by say hello fi.
Meeting New People
Try t meet lot o new peo. Begin a conver wherever y go (f example, wh standing i line a the mov, grocery st, bank, a a spor event, etc.). St the conver with some you ha in com. Asking ques is a effective
met. Invite peo to ta about them.

Try these ideas and you'll soon see an increase in your confidence and you'll have lots of new friends.

Adapted from http://www.lifeskillstraining.com/