Katy Perry & Orlando Bloom Walk Red Carpet Separately at Parker Institute Gala

Katy Perry arrives on the red carpet at the Parker Institute for Cancer Immunotherapy Launch on Wednesday (April 13) in Los Angeles.

The 31-year-old pop star was joined at the event by her current flame Orlando Bloom, 39, although the couple did not walk the red carpet together.

Both Katy and Orlando were seen chatting to actress Allison Williams during the launch of the collaboration between the country’s leading immunologists and cancer centers.

25+ pictures inside of Katy Perry and Orlando Bloom attending the Parker Institute for Cancer Immunotherapy Launch…