 Towards the end of 2009 , Donna and Ringo 's relationship goes through a rocky patch and during schoolies week , Donna sleeps with Andrew Robinson ( Jordan Smith ) . Andrew later turns up in Erinsborough much to Donna 's shock . Robbie said that Donna begins to " freak out " because she did not expect to see Andrew again and now he could tell everyone what happened between them . Robbie added " Ringo and Donna were definitely going through a rocky patch for a while , but things were starting to look up . If she comes clean , they might find a way to work through it . But it doesn 't look good . " Sam Clark said that Ringo and Donna 's love for each other is very strong , but he was not sure if it was strong enough to survive a betrayal . Robbie and Clark also said that the couple were heading in different directions career @-@ wise and it would be challenging for them . Donna later begins an affair with Andrew after he helps her out and then puts pressure on her to give in to their attraction . Robbie said that Donna is " flattered " by Andrew 's interest in her and when Ringo puts his career before her , Andrew tells Donna what she wants to hear . On Andrew and Donna 's compatibility , Robbie said " Andrew 's more into the fashion scene than Ringo . He 's suave and well @-@ dressed , and he 's an apsiring businessman . He 's perfect for the world Donna is trying to get into . " However , Robbie admitted that Ringo is the perfect guy for Donna as they balance each other out well . Ringo leaves for Sydney after finding out Donna cheated on him and when he returns his relationship with Donna is " frosty " . Robbie commented on the ex @-@ couple 's future and said " I think at the moment it 's quite in the balance . It 's right up to the network at the moment as to whether they 'll get back together or not . " 
