News 6 national restaurant chains in deepest trouble amid COVID-19 include Outback Steakhouse, IHOP and Denny’s August 13, 2020August 14, 2020 Nathan Bomey, USA TODAY Comments Off on 6 national restaurant chains in deepest trouble amid COVID-19 include Outback Steakhouse, IHOP and Denny’s Will more restaurants close or file for bankruptcy amid COVID-19? Chains like Outback, Applebee's and IHOP are most at risk for not paying back debts.