Taylor Swift's 20th Anniversary of Debut Album Celebrated with Gala Performance

• Taylor Swift's self-titled debut album celebrates its 20th anniversary.
• Swift performed at the sixth annual Academy Museum Gala.
• She sang 'I Knew It, I Knew You' instead of revisiting her debut album.
• The performance occurred despite the ideal opportunity to revisit her country roots.
• The event marked a rare PR misstep for Swift.