She hopes the 64-year-old Spandau Ballet singer faces "the worst possible trial there is" as he is currently finding the show "hysterical".
Harleymoon was surprised when her father skydived from a helicopter at the series' outset, having previously advised him against it due to his supposed struggle with heights.
Martin Kemp's son, Roman, who secured third place in the 2019 series, provided his father with practical advice before he entered the jungle.
Harleymoon and Roman Kemp are currently competing together onCelebrity Race Across The World, an experience Harleymoon valued for reconnecting with her brother.