pleasant and annoying

 
We need an adjective that means “simultaneously pleasant and annoying.”

I was planning to sleep until noon today but at 9 A.M. a bird perched in the boxthorn bushes outside my bedroom window and sang. Unusually liquid and loquacious was the song, full of vernal optimism and oblivious to the fragility of avian life.

“How utterly ___,” I exclaimed, lacking the necessary adjective.

Indigenous Tweets

 
Indigenous Tweets is a project to measure Twitter usage in minority and endangered languages. Here is an explanatory article and here is their blog.