Complex sentence: Meanwhile, Johnny's mother has made a miraculous recovery after being told of his plans to marry Loretta, and he has returned from Sicily unexpectedly, stopping at Loretta's house on his way back from the airport.
Split into simpler sentences: Meanwhile, Johnny's mother has made a miraculous recovery after being told of his plans to marry Loretta. He has returned from Sicily unexpectedly, stopping at Loretta's house on his way back from the airport.