Article continues below advertisementBillie Lourd paraded her lean physique overseas.The actress, 33, stunned in a series of swimsuits during her trip to Italy on Wednesday, August 27.Lourd exposed her six-pack abs in a tiny white bikini top and thong while posing by the pool.Article continues below advertisementSource: @praisethelourd/InstagramBillie Lourd showed off her toned stomach by the pool.She popped a hip, extended an arm out to the side and gazed up at the sun, with scenic greenery and mountains behind her.