A Stock Phrase for being on camera. It could be a news camera, or it could be a surveillance camera, if it's too late to get out of its line of sight. There doesn't have to be any guarantee that "mom" is watching. Chances are, if a video camera is pointed at someone, he (and it is usually only one person who does it) will say, "Hi, Mom!" Compare Confused Bystander Interview, I'm Going to Disney World.
- One of the better known elements of the infamous eSure "calm down dear" adverts was an extra randomly shouting "Hello Mum!" in the middle of conversation or, in later ads, carrying a large "Hello Mum" sign.
- One of the kids showing a V Sign on the news in an episode of the manga Strawberry Marshmallow says "Hi, mom!"
- Ash Ketchum screams this after he wins his first Pokémon league match and gets on TV.
- An alien does this in Calvin and Hobbes III: Double Trouble while Rupert broadcasts his plans to the world, spoiling his attempts to be dramatic.
- New Jack City: Nino Brown, who's just been acquitted of drug trafficking and several murders in exchange for his co-operation with the authorities, smugly uses the phrase in front of the cameras while he's boasting to the press that he thinks the American justice system is the finest in the world. Then the Chekhov's Gunman shows up...
- In Sesame Street Presents: Follow That Bird, Count Von Count is counting the credits for the film. When he sees the name of Joan Ganz Cooney, who created Sesame Street, he interrupts himself so that he can greet her.
- Long-time baseball announcer Harry Caray and his son Skip had an amusing interchange. Skip was the announcer for the Atlanta Braves, Harry for the Chicago Cubs. When the two teams played each other, Skip would conclude his WTBS broadcast with "Good night, Dad." Harry over at WGN would say either "Good night, Skip" or "Go to bed, Skip."
- According to Dave Barry Slept Here, said by Neil Armstrong when he became the first human to set foot on the Moon.
- Done with the radio instead of television (which hadn't been invented yet) in Mr. Popper's Penguins. Mrs. Popper predicts that all the Antarctic expedition broadcast will be is a bunch of men saying "Hello Ma, Hello Pa." When Admiral Drake is broadcast, the first words out of his mouth are, "Hello Ma, hello Pa, hello Mr. Popper." Which, of course, kicks off the plot.
- In The Sanguine Chronicles, Marko says if anyone's reading his journal, it will be someone with Marko after him, someone doing research, or his therapist. He then writes in: "Hi, Mrs. Z! *handwave*" (Mrs. Z being his therapist).
- In the final Animorphs book, Marco clues in Jake that he can blackmail the Andalite general into sparing the Earth (they're broadcasting to the Andalite homeworld) by pulling this off. Jake and Ax look mortified for a second, then understand.
- Criss Angel says this when demonstrating the Spectator's Point of View Camera.
- Both used straight and subverted on Friends. Ross and Chandler are pretending to be game show contestants. Ross says a clichéd hello to his son, but Chandler introduces himself as a headhunter connecting former Soviet scientists with rogue Third World countries. "Hi, Rasputin!"
- When The Colbert Report went to Iraq, Stephen had the troops send a message to their special ladies back home. Naturally, this message was "Hi, Mom!" Stephen asked if they were forgetting someone, and the troops added, "Hi, Stephen's mom!"
- Amusing moment from a radio interview: Stephen was being asked about what kind of social circle he belonged to in high school and said thoughtfully that mostly, they "smoked a lot of pot — hi, Mom — and just kind of smiled at each other over the bong..."
- A staple in The Price Is Right when the big wheel is spun, the contestant will say hello to whoever they wish to hello to.
- When Dave talks to audience members on The Late Show with David Letterman he'll often ask if they have kids. If they say yes, he offers the chance to say hello to them on TV. Then Dave will yell at the kids for being up so late watching TV when they should be in bed or studying.
- Fozzie Bear does this in The Muppet Show Cleo Laine episode. He boasted to her that he was the star of the show and was trying to get as much stage appearences as possible.
- Parodied on The Weird Al Show, when Dr. Phillips realizes he's on the titular show, does this. Though it was because he mistook the camera man for her.
- In Team Fortress 2, The Scout has this as one of his domination lines.
- In Tomodachi Life, during the Mii News segments, one of the Miis on the street might say "Hi Mom! Send money!".
- A Running Gag in Dead Marlo is Harvey Breaking the Fourth Wall to greet his mom.
- Evil Diva: On Family Feud!
- Sonic Sat AM, Tails and Rotor are confronted with a Spy Eye (or whatever those things are called). It's just Robotnik and Snively at the other end, but Tails still says this phrase.
- In one episode of Family Guy, Chris being interviewed, asks the newscaster if he can say hi to his mom. When said he can, he shouts "Hi Mom!" to Lois, who is standing just off-screen.
Jesus (watching TV): No way! (gets a phone call) Hello? I know, I saw!
- Parodied in another episode. "Can I say "Hi" to my friend? Hi, Jesus!"
- Done in an episode of Rockos Modern Life with a daytime talk show. Similar to the Family Guy example, Heffer wants to say hi to his mother who is part of the studio audience.
- Played quite straight in the first radio Gorillaz interview, where 2D introduces himself by saying, "Hi, um, I'm 2D. I'm the singer, I play the keyboard, and I need the toilet. Uh, can I do somefing real quick? Hi mum! I'm on the radio!"
- The Powerpuff Girls: In the episode "Uh Oh Dynamo", a fellow at Mt. Rushmore shouts "Hi Mom!" This comes back later when the Fish Balloon monster lands on the monument after being beaten, and the guy once more shouts "Hi!"
- Recurring in The Simpsons during Kent Brockman's news.
- Appears in the Little Shop episode "I Loathe a Parade". Seymour, in a fire hydrant costume in a fire hose parade (just go with it) not only says this when Audrey points out TV cameras, but also says "It's me. Your son."