Tributes have poured in from the world of showbusiness and beyond for broadcasting great Sir Terry Wogan, who has died from cancer.
Fellow presenters spoke of their admiration for Sir Terry's extraordinary career and broadcasting abilities.
BBC 6 Music DJ Lauren Laverne wrote: "Oh, man. RIP Sir Terry Wogan. Broadcasting hero", while Julian Clary said: "RIP Terry Wogan. A witty, warm and wonderful man."
Former BBC Radio 2 colleague Jeremy Vine said on Twitter: "Truly one of the greatest we have ever seen. And treated his colleagues like friends."
Tony Blackburn added: "I can hardly believe my old friend Sir Terry Wogan has died. RIP Terry and thanks for being a friend."Richard Osman, of TV's Pointless, said: "So sad about Sir Terry Wogan. What a wonderful, clever, funny man. Did nothing but make the world a happier place."
Cricketer Ian Botham wrote: "Very sad to hear the news about Sir Terry Wogan passing away this morning !! A wonderful man just the same rain or shine !! RIP", while actor Sir Roger Moore added: "Oh no. It's a sad weekend. BBC News - Sir Terry Wogan: Veteran broadcaster dies aged 77."
And English actor David Schneider said: "It's truly like God's put an intern in charge of deaths and he's going through the list of celebrities people really love. RIP Terry Wogan."
Actress Lisa Faulkner said: "I am so sad to hear Terry Wogan has died. I grew up listening to him on the radio. Memories of my sister and I dancing to The Floral Dance."
Loose Women panellist Sherrie Hewson said: "Another day of sadness the truly talented Terry Wogan has died !!!! A lovely man met him 30 years ago he never changed ! Too sad !! RIP x"
West End star Kerry Ellis wrote: "O my god !!! Terry Wogan passed !?!! Such a wonderful man, so kind and generous What a sad loss. I'm gutted and lost for words."
DJ Edith Bowman said: "Just so tragic to hear the news of Terry Wogan this morning. A true pro, a lovely lovely man. Love and best wishes to his family. Xx
"He was a huge influence, watching his chat show, his genius commentary of Eurovision, warm & genuine interest in people & music. RIP Tel".
Presenter Dermot O'Leary tweeted: "Sir Terry. Just the most warm hearted, generous, funny, clever, life affirming man. Part of the foundations of BBC Radio 2 so very sad."
Radio 2 DJ Chris Evans added: "We are all so terribly sad upon hearing of the passing of Terry. I can't put into words how the whole Radio 2 family is feeling."
Fellow broadcaster Simon Mayo said: "Always the right tone, always the right phrase, always a radio genius. RIP Sir Terry."
Piers Morgan said: "RIP Sir Terry Wogan. One of the greatest broadcasters who ever lived. Such sad news.
"There are great TV broadcasters & great radio broadcasters. Terry Wogan was the greatest TV & radio broadcaster. A legend of all airwaves."
He also tweeted a quote from Sir Terry: "'People who are successful should never forget that it's 90% luck.'"
Graham Norton said: "He made it seem effortless and for a young boy in Ireland he made it seem possible. RIP Sir Terry Wogan. I'll raise a glass during song 9."
Clare Balding wrote: "Devastated about Terry Wogan. Grew up listening to him & have been privileged to know & work with him. Warm, generous and supremely talented."
Noel Edmonds said: "He mastered broadcasting's greatest challenge - to be admired and respected by public and peers alike - a true master has gone."
Gaby Roslin added: "No no no! In total shock. Goodbye my cheeky chum. Forever in our hearts. RIP Terry Wogan."
Dan Walker said: "Such sad news about Sir Terry Wogan. Had an amazing ability to make each one of his millions of listeners feel it was just him and them."
Greg James wrote: "Warmth on radio is so underrated and Terry Wogan was the master of it. Add to that insanely funny and irreverent and you have a true great."
Davina McCall added: "Terribly sad news about Terry Wogan. My thoughts are with his family. X RIP."
Actor Matt Lucas said: "So so sad to hear the news today about Terry Wogan. Warm, traditional and yet brilliantly subversive. A true TV and radio icon. What a loss."
Chris Moyles said: "A genuine, original, master of broadcasting who turned talking in between records into an art form. Sleep well Terry and thank you. Christy", while Scott Mills added: "I'm so sad about Sir Terry Wogan. A radio talent like no other. So warm but so so funny. The best. RIP Terry."
In a glowing tribute, Jo Whiley wrote: "That warm, golden voice. That twinkle. That wit. The broadcaster's broadcaster. Kind. Funny. Lovely lovely lovely. Unutterably sad."
Phillip Schofield said: "Waking up to the very sad news that Sir Terry Wogan has died. Such a very charming man & a great broadcaster. Sending love to his family."
Suzi Perry wrote: "Fabulous man. Utterly adored Terry. So very sad.....", while singer Sam Smith said: "Sending all my love and prayers to Terry Wogan's family and friends. Such sad news."
Nicky Campbell said simply: "The King. The maestro. A total natural. RIP Terry", while Conor McNamara added: "I went to the same school as Terry Wogan. The idea that a kid from Limerick could go and make it at the BBC was so inspiring. Absolute hero".
Singer Alison Moyet wrote touchingly: "He has now left, entirely empty, my childhood kitchen. The class of '77 have truly grown. I shall miss your voice terribly."