How to make aTexas Roadhouse Strawberry Banana Margarita?

Does anyone know the recipe for the Strawberry Banana Margarita from Texas Roadhouse? I've created my own way to make one, but it's just not the same! All I know is that is uses 99 Bananas. Thanks!
How to make aTexas Roadhouse Strawberry Banana Margarita?
4 oz. Tequila

2 oz. Sweet/Sour Mix

Juice of one large lime

three large strawberries

1/2 banana

Blend above ingredients and serve on the rocks with no salt. Makes 2 drinks!

.

skin