It’s a look wine shop clerks know well. That overwhelmed, glassy-eyed stare that afflicts people as they wade through aisle after aisle of wine in search of the right bottle to bring to a party.

But arming yourself with a little advice and doing a bit of planning can make it easy to break out of the wine shop stupor and get the right wine for the right event for the right price.

Step 1: Relax. It’s just wine. And most shops are jammed with great $10 bottles, so it’s hard to make an awful choice.