0:00:06 > 0:00:08Hi, I'm here with some great stories this Wednesday.
0:00:08 > 0:00:12Coming up: The whippet enjoying her new 3D printed leg.
0:00:12 > 0:00:14And the mice-catching cat, with tens of thousands
0:00:14 > 0:00:23of followers online.
0:00:24 > 0:00:26First we're talking about internet safety, particularly your friends.
0:00:26 > 0:00:31The ones you've probably just spent the day with in school,
0:00:31 > 0:00:34and the ones some of you chat to online.
0:00:34 > 0:00:38In a survey carried out for Newsround, nearly four out
0:00:38 > 0:00:41of ten ten to 12-year-olds with a social media account said
0:00:41 > 0:00:45they'd made friends online that they've not met in person.
0:00:45 > 0:00:47You've told us that you've heard that you should never become friends
0:00:47 > 0:00:49with strangers online, so why are many children
0:00:49 > 0:00:50still doing it?
0:00:50 > 0:00:58Leah's been to ask some of you about your experiences.
0:00:58 > 0:01:01I was just messaging my friends and a notification popped up.
0:01:01 > 0:01:04It was this random person requesting to follow us.
0:01:04 > 0:01:07I declined it and so they kept trying to follow us over and over
0:01:07 > 0:01:09again so I reported them.
0:01:09 > 0:01:12Any friends that do approach us, I do say yes because I know
0:01:12 > 0:01:13who they are.
0:01:13 > 0:01:19I only follow people that I like, celebrity wise, and my friends
0:01:19 > 0:01:22- family, family friends.
0:01:22 > 0:01:24I'm all right if it's friends from friends...
0:01:24 > 0:01:25A total stranger?
0:01:25 > 0:01:29Have you ever been approached by someone you completely don't know?
0:01:29 > 0:01:30Yes.
0:01:30 > 0:01:31And what happened?
0:01:31 > 0:01:34I just ignored them.
0:01:34 > 0:01:36If it's someone that I'm not actually sure about,
0:01:36 > 0:01:40I look at their account to see if I actually know this person.
0:01:40 > 0:01:42If I don't, I just press the cross.
0:01:42 > 0:01:46If I do get messages off random people, I know for a fact that I'd
0:01:46 > 0:01:50stop it, report it and then I know it won't happen again.
0:01:50 > 0:01:54What are your tips for staying safe online so you can enjoy it?
0:01:54 > 0:01:57Don't friend random people because it's dangerous.
0:01:57 > 0:01:59You don't who they are.
0:01:59 > 0:02:01They might be completely different to who they say they are.
0:02:01 > 0:02:03Make sure that your account is on private and check
0:02:03 > 0:02:05it every week.
0:02:05 > 0:02:08If anything happens on it, I would press block and I wouldn't
0:02:08 > 0:02:12just leave it.
0:02:12 > 0:02:16You can take a look at lots more advice online, including top tips
0:02:16 > 0:02:20to staying safe on your tablet or phone, what to do if you're
0:02:20 > 0:02:23bullied on social media, and learn how to sing your way
0:02:23 > 0:02:26to creating a strong password with Martin.
0:02:26 > 0:02:28For Sport Relief some celebs are putting their bodies
0:02:28 > 0:02:34to the ultimate test.
0:02:34 > 0:02:37Radio 1's DJ Greg James has raised almost ?170,000 just three days
0:02:37 > 0:02:38into his gruelling challenge.
0:02:38 > 0:02:40Blue Peter's Lindsey is on her final training,
0:02:40 > 0:02:42before her epic journey.
0:02:42 > 0:02:45Leah's got a full rundown on what the celebrities are up to.
0:02:45 > 0:02:49Three celebrities, three gruelling challenges, one goal.
0:02:49 > 0:02:52To raise a huge amount of money for Sport Relief
0:02:52 > 0:02:542016.
0:02:54 > 0:02:57Greg James, Radio 1 DJ.
0:02:57 > 0:03:02Five triathlons, five cities, five days.
0:03:02 > 0:03:07He will try to run, swim and cycle more than 50 miles a day.
0:03:07 > 0:03:10It is the Gregathlon.
0:03:10 > 0:03:12Lindsey Russell, Blue Peter presenter.
0:03:12 > 0:03:15She will walk on water across the Irish Channel
0:03:15 > 0:03:19alone in a three metre inflatable ball for more than 20 miles,
0:03:19 > 0:03:22zorbing for 14 hours.
0:03:22 > 0:03:23She is the wave runner.
0:03:23 > 0:03:25Jo Brand, comedian.
0:03:25 > 0:03:29Does not like exercise, but she has already walked 135 miles
0:03:29 > 0:03:31across the UK.
0:03:31 > 0:03:36From the Humber Bridge in the east to Liverpool on the west.
0:03:36 > 0:03:38In seven days, almost 20 miles walking
0:03:38 > 0:03:42a day.
0:03:42 > 0:03:46This nine-year-old boy has won goal of the month,
0:03:46 > 0:03:50after a big vote by Everton football fans.
0:03:50 > 0:03:53Georgie Shaw, who has cerebral palsy, kicked the ball into the net
0:03:53 > 0:03:55at Goodison Park at half-time of Everton's recent
0:03:55 > 0:03:57game against Swansea.
0:03:57 > 0:04:00Fans were impressed and said he was their favourite.
0:04:00 > 0:04:02This dog's enjoying life again thanks to a 3D
0:04:02 > 0:04:05printed prosthetic leg.
0:04:05 > 0:04:10Romina was hurt in an accident in Mexico in Central America.
0:04:10 > 0:04:12Specialists at the local university made the whippet a new leg,
0:04:12 > 0:04:17with joints that copy its natural moves.
0:04:17 > 0:04:21Lots of you love cats online, and this black and white cat called
0:04:21 > 0:04:24Felix is getting super famous and has got more than 34,000
0:04:24 > 0:04:26followers on Facebook.
0:04:26 > 0:04:28She catches mice and rats at Huddersfield rail station,
0:04:28 > 0:04:31and has been in newspapers in Hong Kong and the USA
0:04:31 > 0:04:33because of her job.
0:04:33 > 0:04:37You may be thinking that Felix is a funny name for a girl
0:04:37 > 0:04:39but when she was a kitten everybody at the station thought
0:04:39 > 0:04:40she was a boy.
0:04:40 > 0:04:43When we took her to the vet we were very surprised to learn
0:04:43 > 0:04:45that she was a girl.
0:04:45 > 0:04:45It didn't matter.
0:04:45 > 0:04:47The name stuck.
0:04:47 > 0:04:50She has been running round catching mice ever since.
0:04:50 > 0:04:52Go online now for more of our top stories, Hayley's back
0:04:52 > 0:04:57in the morning, so join us then.