On Thursday, Oct. 31, the singer, 25 shared a video on TikTok of herself recreating Hilary Duff's igloo dress scene ... Sabrina Carpenter in Flirty Pink Dress and Blonde Wig for Halloween ...

The Simple Life star shared a picture of Hilary and Matthew to her Instagram ... while he looked the part of the actress in pink. Meanwhile, their daughter Matilda rocked a unicorn costume.

The singer recreated Hilary Duff’s igloo dress scene from 2003's 'The Lizzie McGuire ... Related: Barbara Corcoran Channels Sabrina Carpenter in Flirty Pink Dress and Blonde Wig for Halloween: ‘I’m ...