If you have ever been in a bridal party, you know that while exciting, it can also be expensive.

From the gift to the bachelorette party, the average bridesmaid spends about $1,700 to help the bride celebrate the big day.

Today we are helping you say yes to that bridesmaid dresses under 100, without spending a fortune.

The average bridal boutique dress can run up to $300, but there's a new online service called Gather and Gown, where brides and her maids can gather around their computer and shop together for dresses that all fall under the $200 range.

You order online like you would any other dress, the shipping is free, and you can send it back if it doesn't fit.

At Little Borrowed Dress in New York City, you can rent a dress for about $75 - kind of like how men can rent tuxedos.