Luke saves Resus from falling into the Underlands in Flesh Of The Zombie.
Luke sits with Resus by the river in Secret Of The Changeling.
Luke volunteers to give his blood to Resus from Blood Of The Witch.
Luke bites Resus' arm with his fake fangs to get the witch's blood out of him in Blood Of The Witch.
Luke tells Resus to bite him to save Resus from his nightmare in Terror Of The Nightwatchman.
Luke smiles when he saw Resus fast asleep in Terror of the Nightwatchman.
Luke saves Resus from a crack on the streets before the giant rose from the Underlands in Flame Of The Dragon.
Luke puts his arm around Resus to try and make him admit that he wants to know which monster lives in the house just as much as he does in The Haunted House. (It almost looks like he's flirting with him)
Luke grabs Resus by the hand sometimes.
Luke and Resus like each other's jokes.
Resus puts his hand on Luke's shoulder and he leans his head onto his face in Homework From Hell.
Luke teaches Resus how to fly a kite in Body Swap.
Resus sometimes jumps into Luke's arms and Luke carries him like a princess.
Luke saves Resus from being hit by a log in Zombie Derby.
Luke asks Resus to write an autograph "on his bum" in Resus Rocks.
Resus rides on Luke's back in Nightmare Neighbors.
Resus and Luke bump each other's heads by accident in Gnome Sweet Gnome.
Resus and Luke high five each other in Gnome Sweet Gnome.
Luke, who was infected by the Evil Ooze, pins Resus down on the floor and was ready to bite him before Resus stuffs the medicine into his (Luke) mouth in Evil Ooze.
Resus picks up Luke's bleeding head and asks in concern if he was okay in The Creepy Creeper.
Luke mentions that Resus looks like he dresses like a 'ballroom dancer'.