SamJulie

SamJulie is a ship between characters named SamSam and SuperJulie from "SamSam" book series, TV series and the movie.

In the books(from 2000)
In the book series SamSam and SuperJulie has a pretty good friendly relationship, they often help each other in the adventures.

In the series(2007-2012)
In the series (in seasons 1-2) SuperJulie seems more annoying and often rude and mean toward SamSam by teasing, mocking and taunting him and annoying him by giving him an "annoying icky kisses". But she also often can be friendly and supportive for him, although in the end they're both often becomes the rivals again.

In the movie(2020)
In the movie they got not really interactions between each other, so there's practically nothing to say about their relationship except the fact SuperJulie defended SamSam after he got bullied by the twins.

In the series(season 3, 2023)
In the 3rd season of the series SamSam and SuperJulie has much better relationship than in the previous seasons. SuperJulie seems much nicer in general, and she shows more respect to SamSam. Of course, her nature to sometimes teasing SamSam didn't disappear, but in general, their relationship a lot better than it was before.

Fanon
It is very likely that SuperJulie is teasing and mocking SamSam in order to get his attention. And she does it very well.