Gay McKeon at the Newcastle Piping Festival 2017, just posted on Youtube a couple days ago:
Link to video

An odd camera angle and not the greatest audio quality, but here's instrument maker (sometimes including Uilleann pipe chanters) Paddy Martin playing Pachelbel's Canon on Uilleann pipes, with guitar and fiddle accompaniment. I love Baroque music played on UP.
Youtube link

A few new videos this week!

Joey Abarta at the Piper's Gathering 2019:
Youtube link

Patrick D'Arcy with the duo Zach & Maggie on guitar and fiddle, playing Inisheer / Wise Maid:
Youtube link

A 22-minute documentary on Uilleann pipemaking with Tim Benson:
Youtube link

As a prelude to the Dinny Delaney Festival of Uilleann Pipers this month in Ballinasloe, Co. Galway, here's a video with actor John Boland telling a little about the life of Dinny Delaney. Pat Broderick plays "An Maidrín Rua."
Youtube link

A few videos from the Dinny Delaney Festival...

Informal warmup session: Youtube Link

Pipers' session: Youtube Link

Pat Broderick playing "An Maidrín Rua/The Little Red Fox": Youtube link

More from the recent Dinny Delaney Festival. These are the only ones I could find.

Blackie O'Connell - "Jigs"
https://www.youtube.com/watch?v=uOIH7zeNH4U

Blackie O'Connell - "Micky Dunne Reels"
https://www.youtube.com/watch?v=5XoFwA8qPnk

Eoin Ó Riabhaigh - "Jigs"
https://www.youtube.com/watch?v=YvOuE6uUXbY

Eoin Ó Riabhaigh - "Aisling Gheal"
https://www.youtube.com/watch?v=2Hup7i0H4O8

Eoin Ó Briain- "Garden of Daisies"
https://www.youtube.com/watch?v=2maNJuDf75k

Gesa Koslowski playing Taimse im' chodladh on a Rogge 3/4 set in B (it looks she may still be working on getting accustomed to the regulators).
Youtube link

She is in a trio called Celtic Circle, based in Germany.

Saturday was International Uilleann Piping Day (unfortunately there were no events in my area).
So far I only see a few videos on Youtube related to this.

A brief snippet from the Northeast Tionol in East Durham, New York: https://www.youtube.com/watch?v=GbnhH6kWmIw
A couple from Cloughmor Inn, Rostrevor, Co. Down:
https://www.youtube.com/watch?v=EAusT3Vgqbs
https://www.youtube.com/watch?v=SumxB1wjcUc
A solo piper who doesn't disclose her name (but indicates she is a granddaughter of NPU co-founder Séamus MacMathúna), playing Rocky Road to Dublin: https://www.youtube.com/watch?v=AMZTq8pdj-c

TG4 just posted a video from 2013 featuring a session with Sharon Howley on fiddle and Tara Howley on uilleann pipes (and other musicians) playing Trip To Durrow/Red Haired Lass:
Youtube link