In Sabotage (1), while Clare is hiding in an empty class room at school, she attempts to speak with one of Asher's previous interns, Jennifer, on the phone, looking for proof that Asher was sexually harassing her and to see if he has done it to anybody else. While talking to Jennifer, a handful of the Ice Hounds come into the room bringing beer with them. Dallas asks Clare if she can leave but Clare replies that she got to the room first. Luke pulls out a can of beer and asks Clare if she wants one but Dallas tells him to let her be. Clare then leaves.
In Sabotage (2), after the Ice Hounds get three weeks of detention for bringing beer to school, Dallas, Luke and the rest of the team decide to crash Clare's surprise birthday party at Fiona's loft as revenge. Clare's friends and the Ice Hounds later get into a violent fight with each other. The fight is later stopped and Fiona kicks the Ice Hounds out of her loft.
In Believe (1), Becky is concerned about the media claiming Luke to be a rapist when Zoë's trial approaches, to which Clare replies coldly that Luke did in fact assault Zoë. They continue to have this debate in the middle of class, with Clare showing her resentment towards Luke.
- Clare also had a conflict with Luke's former friend Mike Dallas (although she ended her conflict with him). Luke has/had a conflict with Clare's boyfriend Eli Goldsworthy, her best friend Jenna Middleton, her stepbrother Jake Martin, and her other friends Adam Torres, Katie Matlin, Dave Turner, and Connor DeLaurier.
- They were both members of the French Club and the Degrassi Student Council.
- His sister did the musical with Eli.