Linkin Park have announced plans to celebrate the 20th anniversary of their debut album ‘Hybrid Theory’.Mike Shinoda has confirmed that the band will be marking the record although he won’t say exactly what that will be.He told Kerrang: “We’ve done our best to go to a lot of people who are family, in a sense, and say, ‘What do you think we should do? What would be a good celebration of ‘Hybrid Theory?’ and try our best to do a bunch of those ideas.He added: “I don’t know what I should say about