MW3 one hand weapon glitch

1.class 1st primary any gun with attachment 2nd primary MUST be pm-9 with HAMR scope 2.switch to the pm-9 and switch the the top red dot 3.once thats done shoot a couple rounds then reload 4.while the gun is reloading press y and the d-pad to the left at the same time (p.s. if u dont do it the first time its ok just keep trying till u get it) 5.if done right it should look just like the video if u liked the viedo plz fav,rate,and subscribe This is for educational purposes only.