Dianna Agron: Circus Themed Birthday Party with Taylor Swift!

Taylor Swift and Dianna Agron go all out to celebrate Dianna‘s 26th birthday on Saturday (April 28).

The blonde beauties and some gal pals – including stylist Ashley Avignone – got glammed up for the circus themed party. Taylor dressed up as a tiger, while Dianna went as a trapeze artist.

“The most magical night at @DiannaAgron‘s circus themed birthday party!” Taylor tweeted.

Last week, Taylor and Dianna got together to celebrate legendary actress Shirley MacLaine‘s birthday at Beverly Hills Polo Lounge in Beverly Hills, Calif.

FYI: Dianna turns 26 today, April 30! Happy Birthday!

Also inside: Taylor leaving Huckleberry Bakery & Cafe on Sunday (April 29) after having lunch with Ashley.