[4] The weekly 'Date with Kate' column, featured in The Sun-Herald and Waterhouse interviewed local and international personalities, such as Kim Kardashian, Cameron Diaz, Miranda Kerr, Dita Von Teese and Baz Luhrmann.

[4][2] In 2012, Waterhouse interviewed Mad Men star Christina Hendricks and referred to her as full-figured which resulted in backlash from the actress.

[7][8] After going freelance, Waterhouse created her own website in 2013 where she reports on fashion, trends, beauty and lifestyle as well as celebrity interviews.

[4][3] Waterhouse was the face and presenter of Foxtel's Lifestyle YOU channel and regularly contributes to racing, fashion and entertainment related TV segments for various networks.

[9] In 2019, Waterhouse was announced as the Australian Turf Club's Autumn Racing Ambassador which included being the Harrolds Fashion Chute judge.