The 23-year-old Miss Universe Jesinta Campbell having SEX

It seems that things got a little hot under the collar during Jesinta Campbell

and Buddy Franklin's relaxing afternoon, judging by their amorous display of affection.They were spotted sharing a passionate kiss and embrace as they soaked up the sun in Sydney last week.

And

As the pair prepared to leave, the former Miss Universe Australia winner was seen adjusting her bikini

.