GameStop had a very respectable 10% jump in sales, spurred by strong demand for hit titles such as Activision (ATVI)’s Call of Duty Black Ops.

Going into this morning’s earnings report, analysts had been expecting to see GameStop post earnings of $1.55 per share, but actual earnings came in slightly higher at $1.56.

During the same period last year the company had earnings of $1.29.

The majority of the company’s revenues comes from sales of new games, and in this area it saw a sales increase of 2.1% during the quarter. Used game sales gained more ground, rising 3.7% in the quarter. The fastest growing area of GameStop’s business was its sale of hardware devices, which were up 5.9% in the quarter.

The stock is trading up 3.2% this morning to $21.77, up $0.66.

1. Gamestop (NYSE: GME): The video game retailer is due to report its third quarter numbers tomorrow morning before the opening bell. Analysts are expecting the company to show earnings of 30 cents per share. For the same period last year, the company had earnings of 34 cents per share. The stock is trading up 0.6% on the day.

2. Sears Holding (NASDAQ: SHLD): The retailer is going to be reporting its third quarter numbers tomorrow, and analysts are expecting to see a loss of $1.09. For the same period last year the company had a loss of 90 cents a share. The stock is trading down 1.2% on the day. The company will be reporting its numbers before the market opens.

3. Gap Inc. (NYSE: GPS): The clothing retailer is going to be reporting its third quarter results tomorrow, and Wall Street is looking to see the company show 44 cents per share. For the same period last year the Gap had earnings of 35 cents per share. The stock is trading down 0.8% in today’s market.

A big day for retailers, and will give us a better view of just how strong the current recovery actually is.