'How I Met Your Mother' Season 9 Spoilers: Episode 1-20 Title Leak Online / Lily First to Meet "Mother" / Premiere September 23 [TRAILER] 

The How I Met Your Mother Season 9 premiere is next Monday! After a long offseason we'll finally get to know the future Mrs. Mosby!

Not to spoil anything, but most of the first twenty episode titles have already been leaked online! SPOILER ALERT in case any of the titles reveal too much about the Season 9 episodes.

Here's the title lineup for episodes 1-20:

Episode 1: "The Locket"

- fans of the show know that in the Season 8 finale, Ted has Robin's locket kept in a wooden box. At first he thought it would be the perfect wedding present, but how does he decide to return it to her?

Episode 2: "Coming Back"

- this episode is technically the second half of the hour-long Season 9 premiere.

Episode 3: "The Broken Code"

- does Ted betray Barney in some way, in an effort to get closure with Robin?

Episode 4: "Last Time In New York"

- we know Ted is moving to Chicago but hasn't told some of the gang. This will probably be a flashback episode, like the HIMYM creators hinted at.

Episode 5: "The Poker Game"

Episode 6: "No Questions Asked"

Episode 7: "The Lighthouse"

Episode 8: ???

Episode 9: "Mom and Dad"

- Will Ted's parents get to meet the mother, his future wife?
- Oh, and let me note, according to SpoilerTV Episode 9 is called "Platonish".

Episode 10: ???

Episode 11: "Rehearsal Dinner"

- also according to SpoilerTV Episode 11 is called "Mom and Dad".

Episode 12: ???

Episode 13: "Rehearsal Dinner"

Episode 14: "Slapsgiving 3"

- finally the slap bet is resolved!

Episode 15: ???

Episode 16: "How Your Mother Met Me"

Episode 17: ???

Episode 18: "Sunrise"

Episode 19: ???

Episode 20: "Daisy"

There you have it folks, most of the titles for episodes 1-20.

Be sure to tune in for the How I Met Your Mother Season 9 premiere September 23 at 8 PM ET on CBS.

Check out this trailer preview for Season 9. It looks like Lily is the first of the gang to interact with the "mother"