LOS ANGELES -- In a special edition of "20/20," ABC News Studios pulls back the curtain to reveal the magic of Disneyland as it celebrates 70 years of happiness in "The Happiest Story on Earth: 70 ...

Celebrate 70 years of Disneyland! The all-new event special, “The Happiest Story on Earth: 70 Years of Disneyland” premieres Sunday night, September 21st at 8/7c on ABC. Stream on Disney+ and Hulu.

‘The Happiest Story on Earth: 70 Years on Disneyland’ airs Sept. 21 on ABC The 70th anniversary celebrations continue for Disneyland PEOPLE is sharing an exclusive first look at ABC News’ The Happiest ...

Disneyland’s 70th anniversary celebration continues, and some of the park’s biggest fans are here to help tell the story. On Sunday, Sept. 21, ABC News will premiere The Happiest Story on Earth: 70 ...