Given the circumstances, a few re-writes may be needed...
So as a start...
“Last Christmas I gave you my 'flu'
But the very next day you gave it me back
This year to save me from fears
I’ll give it to someone special”
or
“We wish you a merry lockdown
We wish you a merry christ-mask
We’ll give you a dodgy flu jab
And a covid free year…”
So as a start...
“Last Christmas I gave you my 'flu'
But the very next day you gave it me back
This year to save me from fears
I’ll give it to someone special”
or
“We wish you a merry lockdown
We wish you a merry christ-mask
We’ll give you a dodgy flu jab
And a covid free year…”