Table:
text: STS-134
Wake-up calls
Wake-up calls
Flight_Day Song Artist Played_for Links
Day 2  Beautiful Day  U2 Mark Kelly WAV, MP3, OGG
Day 3  Drops of Jupiter  Train Greg Johnson WAV, MP3, OGG
Day 4  Luna  José Serrano Gregory Chamitoff WAV, MP3, OGG
Day 5 We All Do What We Can Do Dan Keenan and Kenny McLaughlin Mike Fincke WAV, MP3, OGG
Day 6 In View The Tragically Hip Drew Feustel WAV, MP3, OGG
Day 7 Il Mio Pensiero Ligabue Roberto Vittori WAV, MP3, OGG
Day 8  Times Like These  Foo Fighters Drew Feustel WAV, MP3, OGG
Day 9  Svegliarsi la mattina  Zero Assoluto Roberto Vittori WAV, MP3, OGG

Question: What flight day was U2 played on STS-134?