One shoulder frocks are lovely, especially if you have Michelle Obama’s toned arms.  Summer calls for floral prints and thigh grazing dresses.  One shoulder dresses are sexy alternatives to show off shoulders, clavicles and arms.   
Catherine Malandrino’s multicolored one shoulder dress gives a whole new meaning to the toga party.  The One Shoulder Chain Straped Dress in stretched printed silk with body hugging draping that hugs all the right curves.  The dress is a bit pricey at $515.  Babes on a budget can get the look of the Catherine Malandrino dress without breaking the bank.  Bebe 2b One Shoulder Tulip Dress has the same short trim sleeves and abstract print and sexy one shoulder and is just under $40.  Add some hoop earrings, a cuff or charm bracelet and some strappy metallic or bronze heels.