Some of Palmer's famous friends were quick to send their congratulations and warm wishes after the announcement.
Model Lara Worthington, who is rumoured to be expecting her second child herself, led the chain of celebrity congratulatory messages on 30-year-old Teresa’s Instagram page on Friday: “More boys!!!! Yay!!! @teresapalmer’”.
Former Home and Away star Tammin Sursok was next to send her wishes: “Congratulations” with two hearts she posted.
Teresa began dating Webber in September 2012 after the actress contacted him via Twitter before getting married on December 21, 2013 in Mexico.