Kate, the Princess of Wales, has made her first public appearance since she announced she had completed chemotherapy and would return to some public duties.

Kate Middleton is in a jolly mood after completing chemotherapy. The princess, 42, is set to host her annual Christmas carol service in December despite battling cancer since the beginning of the year, PEOPLE confirmed on Wednesday.

Catherine, Princess of Wales' annual "Together at Christmas" concert in Westminster Abbey has become a royal tradition. However, the festive holiday extravaganza may be postponed or even go on without its star when this December rolls around.

Kate Middleton is recovering from chemotherapy. Depending on her health status, there seem to be plans for her to make more public appearances in the future.

Katherine Middleton has taken another step in her gradual return to royal duty after announcing the end of her preventative chemotherapy treatment on September 9. The Princess of Wales held her first meeting at Windsor Castle on September 17 with members of her Center of Early Years Organization and palace staff,