Ratburn's "special someone" remained a mystery throughout the episode until he walked down the aisle with his future husband, Patrick - a friendly Aardvark, much like Arthur - who was introduced as a local chocolate seller earlier in the episode.
The group of chums grow more anxious when they spy Mr Ratburn having lunch with an uptight woman.
But it was revealed that Patty was actually Mr. Ratburn's sister, not his fiance.
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While discussing the Premier League Golden Boot race he appeared to take credit for Arsenal striker Pierre-Emerick Aubameyang . He had a big impact but all the rest were here last season. "That's the season we played and next season is a different season.
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Nick , Joe and Kevin also played themselves in a skit called "Judge Court", with Kate McKinnon, Emma Thompson and Aidy Bryant. Due to popular demand, the Jonas Brothers has expanded its " Happiness Begins " summer tour to into the fall.
Arthur and his gang of mostly recognizable animal friends show up to the wedding ready to object, but when they see who Mr. Ratburn is actually marrying - not to mention how happy the couple appears - they decide not to sabotage their teacher's big day, after all.
People took to Twitter when they learned about the episode - but many were sharing their disbelief that "Arthur" was still on the air.
Believe it or not, the animated kid's series Arthur is still going strong on the air. It comes not long after Teacher Appreciation Week in the United States, when Arthur PBS tweeted a form encouraging pupils to nominate their favourite teacher, giving its own example of Mr Ratburn.