TOP PICK: ‘Bones‘ (8pm ET on Fox)
This milestone 100th episode takes viewers back in time six years as Brennan and Booth recount the first case they worked on together. With Sweets finishing his book on their partnership, Brennan and Booth take this opportunity to set the record straight. A young and rebellious FBI Agent Booth seeks the help of an team of anthropological scientists and a street artist to find the evidence that will prove his high-profile suspect guilty. Although in unfamiliar territory, Dr. Brennan, her grad student Zack and Hodgins get right to work, impressing Booth with their knack for uncovering new leads and substantiating his theory about a well-connected district judge. While the case cements a foundation for a successful future partnership, it also reveals the convoluted romantic beginnings of the formidable duo whose feelings for each other almost destroyed the team but still linger years later.
KEY EPISODE: ‘Survivor: Heroes Vs. Villains‘ (8pm ET on CBS)
Struggling to keep their tribe intact, the “Heroes” vow to work together as long as it takes to ensure that they outlast the “Villains.” Meanwhile, the “Villains” begin to turn on one another after one tribe member makes a costly mistake at the Reward Challenge.
WATCH: ‘The Vampire Diaries‘ (8pm ET on The CW)
When Stefan and Damon make a dangerous new enemy, Stefan suddenly finds himself in a perilous situation. Damon and Elena try to convince Alaric to work with them to help Stefan. Matt is hopeful that his mom, Kelly (guest star Melinda Clarke), may be back to stay. After her car breaks down in a storm, Caroline make a horrific discovery that shocks everyone in town.
DVR: ‘CSI‘ (9pm ET on CBS)
When the CSI team investigates the brutal murder of a family, they trace the killer to the house next door, which might belong to the “Dr. Jekyll” serial killer.
DVR: ‘The Marriage Ref‘ (10pm ET on NBC)
Jerry Seinfeld is back and in the producer’s chair for a funny and revealing comedy panel series about the unpredictable and hilarious institution commonly known as marriage. Each week couples from across the country will face off to settle their marital tiffs which run the gamut of disagreements — quirky, funny, relatable — all with the signature Seinfeld tone.