Padsdow song "Oss oss we oss"? I don' have the lyrics but it's like
"Unite and unite......for summer is a-cumin' today
..............In the merry morning of May."

I'm sure English Catters know it.

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PADSTOW MAY SONG aka OSS OSS
'Obby 'Oss festival From Wikipedia   https://en.wikipedia.org/wiki/%27Obby_%27Oss_festival
Mainly Norfolk: Padstow May Song   https://mainlynorfolk.info/steeleye.span/songs/padstowmaysong.html
Padstow Night Song    https://www.youtube.com/watch?v=dwSv8YEr78g

Padstow Day Song   https://www.youtube.com/watch?v=86_NSluiVPc
Many more recordings on YouTube    https://www.youtube.com/results?search_query=Padstow+May+Song