after he shot dead Australian woman Justine Damond in her pyjamas...
Do they spell pajamas differently elsewhere?
and how did he end up wearing her pajamas?
Yes they do
pyjamas
(US pajamas)
A loose-fitting jacket and trousers for sleeping in.
‘a pair of pyjamas’
‘pyjama trousers’
1.1 Any clothing suitable for wearing in bed.
‘a picture of a baby in one-piece pyjamas’
1.2pyjamain singular A pair of loose trousers tied by a drawstring
around the waist, worn by both sexes in some Asian countries.
‘he was attired in an off-white kurta, white pyjama, and red waistcoat’