There are celebrity haircuts — and then there are earthshaking, uber-dramatic, life-altering hair changes. Lucky for Kaley Cuoco, she has faired well on all sides of the spectrum. Take a stroll down memory lane of her most extraordinary hairstyles through the years.

May 2002

The 8 Simple Rules alum kept her locks bright and sunny with a straight and sleek hairstyle at the ABC Upfront.

February 2003

Pretty rebel! Cuoco channeled an 80s hair band with a wild and crazy updo with long extensions for a fashion event in Beverly Hills.

March 2003

Curly girl! Cuoco looked sweet and wholesome with bouncy ringlets at the premiere of Bringing Down the House.

May 2003

Cuoco tried out layered bangs on her honey blonde tresses at the ABC primetime afterparty.

March 2013

A neat top knot bun fit the bill for the Genesis Award Benefit Gala in Beverly Hills.

April 2013

Rock out! The star took her platinum strands to new heights with an edgy pompadour hairstyle at the Academy of Country Music Awards in Las Vegas.

September 2013

Red carpet waves! The gorgeous actress sported loose curls for the Emmy Awards in Los Angeles.

May 2014

Tons of texture! Cuoco perfected beach hair with a curly ombre bob at the Step Up Inspiration Awards in Beverly Hills.

October 2014

With plenty of gorgeous A-listers around the room, Cuoco represented well with a neat pixie at the Elle Women in Hollywood Awards. Cuoco explained her inspiraion to Us Weekly.

October 2014

Proving that pixies can be versatile, Cuoco combed hers back for a pompadour effect at an ASPCA event in Bel Air.

November 2014

Tousled top! The newlywed cheered on the Los Angeles Lakers rocking her pixie in a rockstar fashion.