What was Remus good news in Harry Potter and the Deathly Hallows?

In Harry Potter and the Deathly Hallows, Remus Lupin's good news was that he and his wife, Nymphadora Tonks, were expecting a baby. In the book, Hermione comforts a devastated Remus on the loss of his friend Sirius informing him that his wife Tonks is pregnant. Tonks gives birth to their son, Teddy Lupin, shortly after Remus's death in the Battle of Hogwarts. Teddy later becomes a Metamorphmagus like his mother and also befriends Harry Potter's son, Albus Severus.