The phrase "attend something" is correct and usable in written English.
It is typically used to indicate participation in an event, meeting, or gathering.
Example: "I plan to attend the conference next week to learn about the latest developments in our field."
Alternatives: "participate in" or "be present at".
By then, Ben had already moved to New York, to attend something called Parsons.
She started leaving the house at 6am so she could attend something called Barry's Boot Camp before work.
Paul and I are not regular churchgoers, but we thought it might be interesting to attend something.
It would create problems for other people so I could attend something that would be fun, but hardly essential.
"I recently heard one of our faculty members give this advice: If someone, anyone, asks you to attend something — anything — say yes," Mr. Abbott said.
Another former executive said, "I remember being invited to Ron's big castle, and I had to write a three-thousand-dollar check to attend something for Willie Brown".
So did the fans, who finally got to feel they had attended something crackling and urbane.
The idea is that if you're attending something like a music festival you can see what's going on from other attendees' perspectives.
"I wish I could have attended something like this before I went to work at the White House," said Mr. Dean, who spent his grade school years in Flossmoor.
Mulholland was referring to a 2015 dinner in Moscow that Stein attended, something Senate investigators looked into after beginning a probe of potential foreign involvement in the 2016 presidential election.
In the United Methodist Church of the Tarrytowns, a small neo-Classical brick building on a residential street here, he and his mother, Catherine Johnson, and 10 other parents and children were attending something called simply a family service.
