Rita Ora & Calvin Halvin Kissing at Friend's House!

Rita Ora and her boyfriend Calvin Harris share a romantic kiss at a friend’s house on Friday (February 7) in West Hollywood, Calif.

On the same day, the 23-year-old English singer was spotted flashing her flat tummy for a departing flight at LAX Airport.

PHOTOS: Check out the latest pics of Rita Ora

The day before, Rita and Calvin were a stylish couple while heading to a music industry party held at an exclusive West Hollywood hotspot.

Earlier in the week, Rita braved the rain while making a stop at the Face Place for a pampering session.

20+ pictures inside of Rita Ora and Calvin Harris kissing each other at a friend’s house…