All Gmail Notification Sounds
0:00 Classic
0:01 Welcome
0:04 Nudge
0:06 Snappy
0:08 Sweet
0:09 Whistle
0:11 Tennis
0:13 Music Box
0:15 Tones
0:17 Treasure
0:19 Calm
0:21 Piggyback (incorrectly labelled as "Piggybank on the video)
0:23 Shrink Ray