Darden Restaurants saw a significant increase in their stock value thanks to the success of their LongHorn Steakhouse chain. The surge in sales growth was driven by the strong performance of LongHorn Steakhouse, which helped boost overall revenue for the company. Investors were pleased with the positive results, leading to a rise in Darden’s stock price. The success of LongHorn Steakhouse has been a key factor in Darden’s recent financial performance.