Tony Armstrong's shocking career move after leaving ABC Breakfast News has sparked rumors that he will replace the veteran Seven Newsreader.

Tony Armstrong has been hit by rumors he will replace a veteran Channel Seven ABC News breakfast newsreader after he quit.

The TV star, 35, who recently stepped down from her sports reporting role at ABC News Breakfast after three years, had her last day on the air on Friday.

She has teased that she has another exciting project with ABC, but is now plagued by rumors that she is working with another channel.

Speculation has been rife that Toney will replace Top Seven newsreader Tim Watson, who covers sport on 7News. TV Blackbox according to Melbourne.

Sports presenter Tim, 63, is said to be 'ready to call it a day' after 13 years at the network and hand over his weeknight sports bulletin during Melbourne's 6pm news.

Rebecca Maddern was seen as the frontrunner for the role, but rumors are now swirling that Toney is also in the running to take the top job.

Luke Darcy accidentally announced on his Triple M radio show last month that his friend Tim had left.

'I'm going to drop another bombshell here and that's… Tim “Whispy” Watson is going to end up on the Seven Network. The AFL star-turned-radio presenter told his listeners.

Moments later, Tim began backlashing furiously after his co-hosts questioned if he knew his imminent exit was going to be made public on their show.

'That could be an off-air conversation,' admitted Luke. 'Let's forget that area… forget that… we're going to move out of that area.'

Tony's contract with ABC is believed to expire in a few weeks, though he hopes to land a primetime hosting gig with the network next year.

When he announced his departure from ABC News Breakfast last month, Tony confirmed he would be working on a new project with ABC next year, but remained tight-lipped on the details of the mystery job.

“There's something coming out early next year, we're not allowed to say what it is yet, it's top secret,” teased the former Sydney Swans star.

Daily Mail Australia has contacted representatives for Channel Seven and Tony for comment.

The TV star, 35, recently stepped down from her sports reporting role at ABC Breakfast News after three years, with last Friday being her last day on the air.

Speculation is now rife that Tony will replace Tim Watson (pictured), the iconic Seven News reader who covers sport on 7News Melbourne, when he retires.

Tony's last day on ABC News Breakfast was somewhat influenced by the host being invited by the network to voice his opinion on the insurance company NRMA while working on the program.

Janine Perret, who exposed Tony's gig on Monday evening's Media Watch, revealed that she worked. NRMA Insurance ads from Voice July.

The Media Watch stand-in host said it was 'surprising' Tony failed to get permission from the broadcaster before landing the new gig.

The ABC's editorial policy states that any outside work by a high-profile presenter is not prohibited, but is deemed to be 'too high risk'.

ABC told Media Watch that his voice-over work was done without his knowledge and that it was due to 'a misunderstanding in Tony's external representation'.

'They have been given a copy of the external work guidelines and all ABC staff have been reminded to meet them. Tony is a highly valued employee and has the full support of the ABC,' the broadcaster said.

Addressing the controversy, the sports star admitted it had been a 'funny old week' during her final ABC breakfast show on Friday.

Tony's last day on ABC News Breakfast took a bit of a hit when he was called on to voice the insurance company NRMA during Media Watch.

'Mixed feelings. You can tell by my body language, even though I'm a professional in front of the camera, I don't like to talk too much about myself,' she told the audience.

'Three years has been such a whirlwind. Believe it or not, I was nervous when I started.

'It didn't last long. But yes, it wasn't that long ago. Yes, the news breakfast has given me everything. It was given to me… it gave me such a joy!

'Leave on my own terms, whatever comes next I won't be where I am today.

'I still don't know exactly what it is… I'm especially grateful to everyone who's been looking at me and saying nice things all week.

'It's been a funny old week. But yeah, people have been really good to me.'