Disrespecting the flag? Were they going to pee on it or something?
They just weren't going to stand and show it any respect. More like unrespecting the flag.
To pee on the flag would be desecration.
Please read
U.S. Flag Code
Title 36 United States Code:
§ 301. National Anthem.
(a) Designation. — The composition consisting of the words and music known as
the Star-Spangled Banner is the national anthem.
(b) Conduct During Playing. — During a rendition of the national anthem —
(1) when the flag is displayed —
(A) all present except those in uniform should stand at attention facing the flag
with the right hand over the heart;
(B) men not in uniform should remove their headdress with their right hand and
hold the headdress at the left shoulder, the hand being over the heart
Flag Code | The American Legion