ALBAWABA - Barry Keoghan and Sabrina Carpenter are having a laid-back moment. The relationship between Carpenter (25 years old) and Keoghan (31 years old) is "on and off," according to a source who spoke exclusively to PEOPLE, amidst reports of their breakup. Keoghan liked the "Please, Please, Please" singer's flirtatious Instagram photo from Friday, Aug. 16, in which she posed in baby blue lingerie, possibly in response to the split ...