Courtney, who famously said she overdid the Botox sometimes, may be a little annoyed to hear her closest pal saying that women who use it look awful.
When asked if she would go for Botox or age gracefully, Jennifer replied: 'Nobody wants wrinkles, but Botox looks terrible.'
The 42-year-old star, who is engaged to fellow actor Justin Theroux, also said that she never takes a break from exercise - unlike many of us who use winter as an excuse to cover up with a few extra pounds.
'It's not about bikini season' says Aniston. 'It's about being healthy. Of course we want to have toned skin and legs and muscles and all that, but it's really just about feeling great.'
Aniston is known for her healthy, natural looks, which she says she keeps with a simple beauty routine.
'I always like to read labels so I know what's going into our food and what's going into our bodies,' says Jen, who is currently the brand ambassador for Aveeno moisturisers.
The star also shared her secret for getting rid of bags under the eyes - cucumbers and chamomile tea bags. Well if it's good enough for Jen, it's worth a try.