Credit: © Jeffrey Mayer/WireImage
Katy Perry (Mar 31st, 2012)
Katy Perry pulled her blue and purple strands into a high pony.
Step 1: Add a de-frizzing serum to set hair and blow dry straight with a large round brush.
Step 2: Pull hair tight at the top of your head, leaving one thick lock at the base free, and secure in a high ponytail with an elastic. Wrap the loose lock of hair around the base of the ponytail and secure the end with a bobby pin.
Step 3: Brush a firm hold hairspray over fly-aways and loose hair with your fingers