Neon Genesis Evangelion

Here are two clips of well-known moments when Asuka/Shinji and Misato/Kaji interactions have been lampshaded as married couple tension by observing characters. The last clip with Misato and Kaji takes place scenes after their original clip, showing that despite Ritsuko not being with them here, she did make a good point earlier...

Example of:
Like an Old Married Couple