He eventually learns from Quinn that she slept with Bill, and tells Katie. Ridge goes to Abu Dhabi and stops the wedding, telling Brooke the truth. He tries to take her back to LA, but Bill tells the pilot-Justin-to make Ridge fall out.
He discovers through Quinn that she had an intimate relationship with Bill, and shares this information with Katie. Ridge travels to Abu Dhabi to stop the wedding ceremony, revealing the truth to Brooke. He attempts to persuade her to return to LA, but Bill instructs Justin to cause Ridge to lose his temper.