Louise Redknapp looked tense as she was pictured for the first time since her ex-husband Jamie married heavily pregnant girlfriend Frida on Monday.
The Eternal singer, 46, kept her head down as she took a phone call while leaving the 9 To 5 The Musical Press Night at the New Wimbledon Theatre in London on Tuesday.
Louise - who shares sons Charles, 17, and Beau, 12, with Jamie, 48, was reportedly 'quite shocked' about ex-husband decision to marry Frida, as she 'didn't even know they were engaged'.
Tense: Louise Redknapp was seen for first time since ex-husband Jamie married pregnant girlfriend Frida following claims she was 'shocked' by their surprise wedding
The newlyweds, who are expecting their first child together, tied the knot at Chelsea Registry Office on Monday, five months after they announced they were expecting a baby.
And the whirlwind nuptials are said to have come as quite a surprise to Louise, 46, who shares sons Charles, 17, and Beau, 12, with Jamie, 48, as she reportedly didn't know they were engaged.
A source told OK!: 'Louise was quite shocked, she only found out very recently. They kept it very under wraps, nobody even knew they were engaged.
Congrats: Jamie and Frida, who are expecting their first child together, tied the knot at Chelsea Registry Office on Monday, five months after they announced they were expecting a baby
Low-profile: The Eternal singer, 46, kept her head down as she took a phone call while leaving the 9 To 5 The Musical Press Night at the New Wimbledon Theatre in London on Tuesday
'It's very mixed emotions for her, it's difficult because she's spoken quite openly about her regret, she's blamed Strictly quite a lot but, unfortunately, you can't turn the clock back.'
'He wanted his sons to walk in with him but it was a very small affair. She only knew because the boys were there.'
The insider added