'Russell Brand you naughty boy, we'll be seeing you, son': Murderer welcomes rapist comic to prison life

A rapper serving life for a brutal knife murder has posted a menacing warning to Russell Brand after he was imprisoned this week.Drill rapper Terngu Agera, known as Mover, stabbed builder Zydrunas Laurinavicius in the chest while robbing him of his counterfeit Rolex watch in London in 2014.The 35-year-old killer, who was 23 at the time, was sentenced the following year to life imprisonment with a minimum term of 30 years.Last night the lifer, who produced tracks with violent lyrics like 'Trapped In The Wing', shared a message for convicted rapist Brand on his social media, despite phones being banned inside jail.Sharing an image of a prison window, he told followers: 'Russell Brand you naughty boy, we'll be seeing you son.'It comes after Brand, 51, was jailed for ten years and six months after being convicted of raping one woman and sexually assaulting three others between 2004 and 2009.The former actor, who was sentenced at Southwark Crown Court, was branded a ‘sexual predator’ by Mr Justice Bennathan and will remain on the sex offenders’ register for life. Currently held at HMP Wandsworth, Brand faces a number of people inside the prison system who will heavily disapprove of his sex crimes. Terngu Agera (pictured) stabbed Zydrunas Laurinavicius to death in London in 2014 Sharing an image of a prison window, Mover told followers: 'Russell Brand you naughty boy, we'll be seeing you son' Russell Brand with his wife Laura at Southwark Crown Court last Thursday, hours before he was convictedMover, posting on his Snapchat account last night from a different prison, followed up the chilling post with a rap lyric video where he shared his latest project.He can be heard singing: 'I've got blood on my hands, blood on my hands right now, look what I've done.'Took a man's soul, wished he'd just run.'The drill rapper stabbed Mr Laurinavicius, 38, to death during the daytime outside St Mary’s High School in Hendon, north London, 12 years ago.The victim was walking home from work with his 67-year-old father, who was forced to watch helplessly as his son was attacked.Agera and accomplice Stephen Lansana, 35, targeted the Lithuanian for his imitation designer watch and work bag during the robbery.Both men were convicted of murder and robbery at The Old Bailey.Metropolitan Police Det Insp Jamie Stevenson described the attack as 'a horrific, unprovoked attack on an honest, hardworking man returning home from work in the middle of the day'.A £20,000 reward was offered for information leading to the suspects' arrest following the attack.Agera, of Canning Town, east London, has continued releasing music from behind bars, attracting millions of streams. On Spotify, he has shared four albums – including Exit Wounds in 2017 – and ten singles since going into prison.Lyrics from his tracks include vile boasts such as 'hit man in his chest and neck then quick flee' and 'looking at life cause prints in the bloody car'.Earlier this year it emerged he was using a mobile phone from prison to warn young people against following his path into jail.In a post, he said: 'I'm no angel but what goes on here is just disgusting.'I'm surrounded by what media paint out to be some of the worst kind and yet the most wicked men in here are the ones in uniforms.'I've seen them just leave a man that was fighting cancer to rot and by the time they did take him healthcare wing, he was dead within 24 hours.'He went on: 'Bruddas DO NOT COME JAIL.'And if you do happen to have a loved one in Frankland, make sure you check up on them, because more time real people won't even tell you the reality of this place and will just firm it with a wink and a smile, because they don't want to burden you, when really these type of tings are gwarnin [going on] on a regular.'Chin up my drillas, stay strong!'A source said: 'Brand and Agera are not in the same prison, but it doesn't make it easier to hear someone like him is after you.'Possessing or using a phone in prison without authorisation is a criminal offence.Inmates are prohibited from having personal cell phones, and any unauthorised device can lead to additional jail time and fines.However, inmates can use authorised prison phones – but only to call pre-approved numbers, which are subject to monitoring.A prisoner transport van leaves HMP Wandsworth in south London on Monday morning, ahead of Brand's sentencingThere has in recent years been a spike in the use of drones to drop drugs, phones and weapons into jails across Britain.Jails have a variety of equipment to mitigate illicit mobile phone use in custody and are actively improving windows, netting, and grilles to prevent items being smuggled and stashed.A Prison Service spokesman said: 'It’s completely unacceptable for offenders to use social media from prison and those caught breaking the rules face tough punishments.'We take these matters seriously and will take appropriate action, which is why we're reinvesting around £75million in physical security measures to clamp down on illicit items.'