Celebrating 21st birthday is one of the big deals in itself, here check out the some awesome collection of Happy 21st birthday best wishes to share to your birthday boy or birthday girl. 21st birthday is always special celebrations in everyone’s life as you get eligible legally. 21 is seen as the age that you truly become an adult. Makes you feel mature when you realize you really are not a teenager anymore. This is a moment which you loved to celebrate with your close friends rather than others. Is your friend 21st birthday around the corner and want to congratulate on his/her milestone ? then wishes are best way to express your feelings how much you are happy or excited on his/her 21st birthday.