The pair reportedly split due to ‘hectic schedules’ and they appeared to have parted on good terms after Jack tweeted his support for Caroline’s bid to win Strictly Come Dancing.
Jack broke his silence since their split and posted on Twitter over the weekend: “Vote for @carolineflack1 6225210. You’d be silly not too.”
Although Jack encouraged fans to vote for the TV presenter, she replied with: “@jackb_street easing your guilt??? Fill yourself with glee jack.”
STRICTLY COME DANCING 2014: CAROLINE FLACK VALLS VICTIM TO STRICTLY LOVE CURSE
Some users of the social media site suggested Caroline may have been under the influence of alcohol, which fuelled her response.
The 35-year-old deleted her tweet not long after she posted it and a minute later added: “It’s not bad to be sad.”
Jack, who manages singer Sam Smith, was said to have split from Caroline because he spends too much time away.
A source told the Daily Mirror: “Jack is an extremely high thought of music manager and it’s time consuming looking after Sam – the hottest new talent to come out of Britain in a long time.
HARRY STYLES SAYS GENDER DOESN'T MATTER WHEN IT COMES TO FINDING LOVE
“Jack has been on the other side of the world to Caroline as she competes in Strictly so he hasn’t been around.
“It’s one of those unavoidable things but it has put an awful lot of pressure on their relationship.”
Caroline is on this year’s Strictly and has made it through to the final next this weekend.
Use the comment boxes below to let us know what you think of Caroline’s cryptic tweets.