"some shenanigans" is a correct and usable phrase in written English.
It is an informal phrase that means foolish behavior or antics, usually humorous. You would usually use it in a light-hearted or humorous context. Example sentence: The kids got up to some shenanigans when their parents weren't home.
There are some shenanigans in the air".
Caucus experts say there have been some shenanigans in the past.
And after some shenanigans, it's a penalty to Scotland, O'Callaghan refusing to roll away.
"If you don't hear back about a contract in two days," Mr. Frankel said, "there are usually some shenanigans going on".
Red Auerbach always had something up his sleeve, so you always knew you were going to face some shenanigans or something when you went there.
After some shenanigans in parliament, especially over attempts by the House of Lords to lower the voting age to 16, the pledge is made law.
I dream of a day I sit in the principal's office to hear about some shenanigan of yours.
Because of some electoral shenanigans, some gaming of the electoral rules, chavistas [supporters] maintain a majority in the National Assembly despite the opposition gaining a majority of votes in the last election, and they've removed several opposition legislators.
The most exciting part of the movie was when Rose Byrne's character had her "hoes-over-bros" idea and put that plan into action, because she was right -- the best way to take down a frat is to infiltrate it and get some freaky shenanigans going on with some hoes over bros (believe me. I know).
At least, they won't be until they start engaging in some restructuring shenanigans.
There was a guy singing, and a marching band, and some other shenanigans I think.
