Old and new TV shows return on Monday, Sept. 23 starting at 8 p.m. CBS/NBC

Grab some popcorn and someone to snuggle with because Monday, Sept. 23, is a HUGE night for TV. Get ready to welcome back four old favorite TV shows along with three new series premieres.

The night kicks off at 8 p.m. with two big premieres. On NBC viewers can check out the return of “The Voice,” which is welcoming back Christina Aguilera in its fifth season. Meanwhile on CBS, fans of the long-running hit comedy “How I Met Your Mother” will be treated to a special hour-long season 9 premiere.

Moving onto 9 p.m., drama lovers can get their fix with the second episode of Fox’s head-rolling new series “Sleepy Hollow.” Or for those that feel like letting out some laughs, CBS’ “2 Broke Girls” will be bringing the comedy factor as it heads into its third season. The laughs can continue at 9:30 p.m. with the premiere of new CBS series, “Mom.”

Round out your night at 10 p.m. with two new dramas -- “The Blacklist” on NBC and “Hostages” on CBS.

Check out episode descriptions for Monday’s lineup below and let us know what you’ll be tuning in to watch:

“The Voice” (8 p.m. on NBC)

“The Voice” fans can welcome back Christina Aguilera and CeeLo Green, who will be replacing Shakira and Usher from their stint as coaches in season 5. Tune in to watch CeeLo Green, Christina Aguilera, Adam Levine and Blake Shelton kick off the new season by singing a classic song by Joan Jett & The Blackhearts. Also keep an eye out for a contestant that has a “very famous sibling.”

“How I Met Your Mother” (8 p.m. on CBS)

It’s the mother of all episodes that fans have been waiting for! The CBS series is returning for its ninth and final season and will be starting off with a special one-hour episode.

In episode 1, “The Locket,” the group will run into some trouble on their way to Farhampton for Barney and Robin’s wedding. Lily will be confronting Ted about his feelings for Robin, Marshall will run into some issues on his flight home and the bride and groom come across a “startling family discovery.”

The second episode, “Coming Back,” will air after “The Locket,” and find Barney’s brother, James, revealing some jaw dropping news.

“Sleepy Hollow” (9 p.m. on Fox)

The premiere may have already aired last week but we’re still pumped about this supernatural new drama. Episode 2, “Blood Moon,” will find Ichabod and Abbie continuing to search for answers and hunting down a witch from the 1700s. (Click HERE to read a full synopsis for episode 2 of “Sleepy Hollow.”)

“2 Broke Girls” (9 p.m. on CBS)

CBS comedy “2 Broke Girls” will be returning for its third season with episode 1, “And The Soft Opening.” The season 3 premiere finds Max and Caroline’s cupcake walk-up window booming with business after word spreads about a “shocking incident involving a rock star.”

“Mom” (9:30 p.m. on CBS)

Funny gal Anna Faris stars in CBS’ new comedy, “Mom.” The pilot episode will introduce Christy (Faris), a newly sober single mom who is trying to get her life together. Hilarity will ensue when her estranged mother, Bonnie (Allison Janney), pops back into her life.

“The Blacklist” (10 p.m. on NBC)

James Spader and Megan Boone star in this new NBC drama. Meet Raymond “Red” Reddington (Spader) -- an ex-government agent turned FBI’s Most Wanted fugitive. Evading being captured for decades, Red turns himself in to the FBI with an offer: “He will help catch a long-thought-dead terrorist” but under one condition … he only wants to work with new FBI profiler Elizabeth “Liz” Keen (Boone). Tune in to watch the twists and turns unravel.

“Hostages” (10 p.m. on CBS)

Toni Collette, Dylan McDermott and Tate Donovan star in the new CBS series, “Hostages.” Top Washington D.C. surgeon Dr. Ellen Sanders (Collette) is picked to operate on the President of the United States. And while the task is stressful enough, Sanders gets extra weight added on when her family is held hostage by rogue FBI agent Duncan Carlisle (McDermott) and his team. The reason for the hostage situation? Sanders must follow Carlisle’s orders her to assassinate the President during surgery … or risk the lives of her family.