With only four weeks left in the Pepper Dem House, the game is getting more tense and the nominations more strategic.The Nomination Show on Monday night was marked with tension as the housemates individually made their way to the diary room to nominate two housemates each for possible eviction. At the end, Tacha topped the nomination list with a total of four votes with Mike, Omashola and Khafi coming next with three votes each.Omashola, who won this weeks veto power, was asked to save and replace a nominated housemate. Omashola, who was under a lot of pressure, saved himself and replaced himself with Seyi.With his decision, the housemates now up for possible eviction this Sunday are Tacha, Seyi, Mike and Khafi.Earlier in the day, Surprise Housemate, Cindy, won the Head of House Challenge for the first time this season after battling Frodd, Mercy & Diane during a ball throwing challenge which earned her an automatic exemption from nominations.Big Brother Naija season four is sponsored by Bet9ja.However, the eviction of Venita in the house was amidst mixed emotions following the Monday nomination challenge, which had five housemates up for possible evictions. Shes the 15th housemate to leave the show.Venita was up for possible eviction alongside Frodd, Elozonam, Omashola and Khafi, who was replaced with Seyi during the live nomination show on Monday.During the live show, BBNaija host, Ebuka, asked Tacha about her fight with Seyi, to which she responded: Seyi is just older than me but does not have sense and act his age. What I have achi eved at 23, Seyi has not achieved at his age. If it wasnt for Big Brother, he wouldnt have achieved anything.There are now only 11 housemates left in the race to win the N30 million cash and N60 million worth of prizes, courtesy of Big Brother Naija. Click here to read full news..