LIAR viewers were left raging tonight as Andrew Earlham became 'invisible' just by wearing a hat to sneak into hospital to see his critically ill son.
The character - played by Ioan Gruffudd - found out his son Luke had tried to kill himself after discovering his dad had sexually assaulted numerous women.
Despite trying to make his escape and avoid arrest, Andrew was determined to see his boy in hospital and donned a navy baseball cap to go incognito.
His 'disguise' worked, as he managed to make his way through a number of corridors and entrances to get into Luke's private room safely.
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