17 - When to do the single or double
1 year ago 00:02:24 304
7 years ago 00:50:17 2.4M
2 years ago 00:37:06 73.4K
2 years ago 00:00:08 1.6M
6 years ago 00:02:04 524.1K
5 years ago 00:11:31 81.1K
3 years ago 00:01:42 193.8K
2 years ago 00:00:28 19K
5 years ago 00:00:31 46.7K
7 years ago 01:36:29 2.1M
1 year ago 00:00:05 19.6K
1 year ago 00:00:11 35.4K
6 years ago 01:13:12 136.4K
8 months ago 00:50:59 43.7K
5 years ago 00:02:59 44.1K
4 years ago 00:04:12 393.8K
3 years ago 00:02:58 95.7K
6 years ago 00:06:35 81.6K
5 years ago 00:02:13 172.6K
2 years ago 00:01:03 14.5K
8 years ago 00:06:05 3.6K
6 years ago 00:02:40 1.8M
4 years ago 00:11:17 499.1K
3 years ago 00:34:22 63.1K
