'If there's one thing I know about Luke is he can be gone just as quickly as he came.' Alison Clifford; Sister of Michael Clifford, got pregnant with his band mates baby. Before she could even tell Luke Hemmings about the bundle of joy of his that she was carrying in her stomach, Luke decided to call it quits on the relationship before going on tour. Suddenly this bundle of joy didn't feel so joyful anymore. More like a damn tummy bug.