It looks as though Lily was doing her best to stay under the radar, keeping it casual in skinny jeans, black ballet bumps, and cream cardigan and patterned scarf.
The newlyweds were looking loved-up as they enjoyed a visit to the Musee d'Orsay, to see the Manet exhibition.
The pair announced that they're expecting again during their wedding last month - and it comes as little surprise that the mum-to-be is attempting to keep this pregnancy low key, following the tragic loss of her baby in November.
We're wishing the happy couple all the best.
See our Pefect 10 Lily Allen style moments by clicking on the gallery below: