Red Robin diners are eligible to receive one birthday burger reward, according to Red Robin's website. That free burger, however, comes with a catch.

Editor's note: The passes have now sold out. Read more here. If the idea of bottomless burgers sounds enticing to you, Red Robin has an exciting opportunity for you to take advantage of.

Burger lovers are out of luck as Red Robin has sold out of its recently announced Bottomless Burger Passes, which were extremely difficult to purchase due to the chain's website crashing as it ...

WASHINGTON — Many Red Robin fans who tried to snag a limited-edition pass for bottomless burgers on Thursday were met with error messages. The company confirmed in ...