Image transcription: Cereal guy meme template. In the first frame he says: “Hmm, wonder whether trills can be aspirated”. In the second frame, as indicated with IPA, he articulates a heavily lengthened preaspirated voiceless bilabial trill, thence spitting the cereal.

I have posted this one earlier on r/linguisticshumor.

And no, you can generally only aspirate obstruents, hence the preaspiration.