The fans will be able to enjoy her appearance for at least 6 new episodes from October 3 when the second episode is scheduled broadcast, TV Line reports.
In addition, this character will have a connection with Adam Lambert’s character.
The singer already posted a message on Twitter in which he confessed that he’s excited to sing with Demi.
Lambert wrote: “@ddlovato I just heard the news! Excited to sing w you girl!”
The new season on Glee will start on September 26.