Heartwarming video of a man surprising his daughter with autism dressed up as the beast.

The footage, shot on October 31, shows Allison descending a staircase wearing a Bella's costume when she hears the 'Beauty and the Beast song'.

The door bell rings so she opens it to find his dad dressed up as the beast.

Then, the father enters the hall and they dance together to the Disney film's theme song.

''Allison always wanted to dress up as Belle for Halloween,'' her sister wrote online.

''All she thought we were doing was going trick or treating around our neighbourhood.''

''Allison was very surprised and happy as she has always had a love for the Disney Princesses.''

''This surprise made her feel very special and she still talks about it to this day,'' she added.

On October 31st Allison Van Reenen who has Autism wanted to dress up as Belle for Halloween. All she thought we were doing was going trick or treating around our neighborhood. She gets all ready and when she walks out of her room to come downstairs she hears the theme song to Beauty and the Beast. Right when she heard the music she began to play the role as Belle. She gets to the bottom of the stairs and hears the door bell ring. She opens it up to see the Beast or our dad and she is very surprised. Alli brings him inside and they begin to slow dance. At the end of the song our dad gets on one knee and kisses her hand and then the video ends with them hugging. Allison was very surprised and happy for the rest of the night. She has always had a love for the Disney Princesses and so this surprise made her feel very special and she still talks about it to this day.