Billie Eilish announces she's appearing on 'The Simpsons'.

Billie Eilish has revealed that she and her brother Finneas will both appear alongside 'The Simpsons' family in an upcoming short titled 'When Billie Met Lisa' - premiering this Friday, April 22nd, exclusively on Disney+.
 
An official synopsis reads:
"In 'When Billie Met Lisa', Lisa Simpson is discovered by chart-topping artists Billie Eilish and FINNEAS while searching for a quiet place to practice her saxophone. Billie invites Lisa to her studio for a special jam session she’ll never forget."
 
This upcoming release from 'The Simpsons' is the fourth in a collection of shorts created exclusively for Disney+, with previously released Star Wars and Marvel-themed shorts already available on Disney+.