Based on the information provided, it seems that your friend's cat (referred to as "Tatze" which means "paw" in German) has given birth to 3 kittens/young cats. The key details are: - "Ihre Tatze hat 3 Junge bekommen" - Her cat has given birth to 3 young ones. So the correct number of new babies your friend's cat has had is 3. You can congratulate your friend on the arrival of her friend's 3 new kittens/cats.