We've also found out the synopses for almost every episode of season 1 besides the finale. Not counting the ones that have aired or are in the OP:
>15A. Cover Girls
>When all 10 of Lincoln's sisters ask him to cover for them on the same day, Lincoln has his hands full.
>15B. Save the Date
>Bobby and Lori go on a double date with Lincoln and Bobby's little sister, Ronnie Anne.
>16A. Attention Deficit
>Lincoln starts spending time at Clyde's house after Clyde's dads give Lincoln more attention than he gets at home.
>16B. Out on a Limo
>Lincoln wins a ride in a limo and starts to change after soaking up the good life.
>18A. April Fools Rules
>Every April Fool's Day, Luan pranks the entire household, but this year, Lincoln has a plan to not get pranked.
>18B. Cereal Offender
>The Loud kids make a trip to the supermarket to do the grocery shopping for Mom, but Lincoln has other plans.
>19A. Lincoln Loud: Girl Guru
>For a class assignment, Lincoln and Clyde must start a business, so they decide to sell Lincoln's girl expertise.
>19B. Come Sale Away
>It's time for the Loud family annual garage sale, and every kid is determined to out-sell the others.
>20A. Roughin' It
>Lincoln is worried that he's lost his manliness from growing up with all sisters, so he and Clyde go camping.
>20B. The Waiting Game
>Lincoln gets Lori a job at a pizza arcade, but when he starts to ask favors of her, Lori gets in hot water.
>21A. The Loudest Yard
>When Lincoln's mom signs him up for peewee football, Lincoln schemes to have Lynn take his spot.
>21B. Raw Deal
>After Lucy reads Lincoln's fortune and claims his day will "end in disaster", Lincoln becomes a hypochondriac.
>22A. Dance Dance Resolution
>It's the Sadie Hawkins dance at school and Lincoln's sisters have accidentally landed him four dates!
>22B. A Fair to Remember
>When Lincoln and Bobby become friends, Lori sets out to make Bobby jealous by hanging out with Clyde.