![Notre Dame Swimming on Twitter: "It was a #beautifulday, to see @U2 at the @UnitedCenter, w/ our friend Dallas Schoo (U2 guitar tech) under the stage! http://t.co/Ffk5aGMyh8" / Twitter Notre Dame Swimming on Twitter: "It was a #beautifulday, to see @U2 at the @UnitedCenter, w/ our friend Dallas Schoo (U2 guitar tech) under the stage! http://t.co/Ffk5aGMyh8" / Twitter](https://pbs.twimg.com/media/CI2CZryWwAAiLNR.jpg)
Notre Dame Swimming on Twitter: "It was a #beautifulday, to see @U2 at the @UnitedCenter, w/ our friend Dallas Schoo (U2 guitar tech) under the stage! http://t.co/Ffk5aGMyh8" / Twitter
![U2 guitar tech Dallas Schoo sound check at Denver show for U2 360 tour May 2011 | Guitar tech, Guitar, Tours U2 guitar tech Dallas Schoo sound check at Denver show for U2 360 tour May 2011 | Guitar tech, Guitar, Tours](https://i.pinimg.com/originals/b9/12/5b/b9125b12653a1cbf73ffdf92650392dc.jpg)
U2 guitar tech Dallas Schoo sound check at Denver show for U2 360 tour May 2011 | Guitar tech, Guitar, Tours
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