There's loads on youtube just hard to find. Here's some i've marked as having good elbows in them.
[YT]StsN0mor2S0[/YT]
[YT]Cry3uzi_HZA[/YT]
[YT]rxw0aW1NF5Q[/YT]
[YT]3ZkeEjZiibo[/YT]
[YT]ZuA7Qr43EAw[/YT]
[YT]iXtFavsUC8s[/YT]
[YT]S4xMleuzusU[/YT]
[YT]StsN0mor2S0[/YT]
[YT]Cry3uzi_HZA[/YT]
[YT]rxw0aW1NF5Q[/YT]
[YT]3ZkeEjZiibo[/YT]
[YT]ZuA7Qr43EAw[/YT]
[YT]iXtFavsUC8s[/YT]
[YT]S4xMleuzusU[/YT]