A borrowed identity returns
Mandy arrives with Dennis’s child, knowing him by his earlier alias.
Supporting source ↗CASE FILE · S12 E10
Dennis' Double Life
S12 E10Photograph not available
Dennis reveals he has a baby from his Wade Boggs layover in North Dakota. Everyone offers a solution for how to get him out of this jam. Mac suggests they pretend to be a couple and Frank wants to make the broad a "decent" proposal b/c $1 million for sex is indecent. In the end, Dennis has to decide which life he wants to continue to lead.
THE SHORT VERSION · SPOILERS AHEAD
INSIDE THE CASE.
A plan becomes commitment
Mac’s fake relationship story only reassures Mandy about parenting.
Supporting source ↗The chase reverses
Charlie wins the Waitress’s attention, then retreats from the responsibilities he proposed.
Supporting source ↗An exit with consequences
Mandy sees through the staged death; Dennis decides to follow his son.
Supporting source ↗THE EVIDENCE
THINGS IN THIS EPISODE.
Characters
Charlie Kelly180 other recorded episodes
Charlie presents his downward-sloping chart.Source ↗
Dee Reynolds179 other recorded episodes
Dee is left holding Brian Jr. on her couch.Source ↗
Dennis Reynolds176 other recorded episodes
Dennis holds his son before saying goodbye.Source ↗
Frank Reynolds171 other recorded episodes
Frank makes his discounted proposal at the restaurant.Source ↗
The Waitress38 other recorded episodes
The Waitress listens to Charlie’s pitch.Source ↗
Locations
Charlie’s apartment48 other recorded episodes
Charlie and the Waitress share the bed.Source ↗
Dee’s apartment29 other recorded episodes
Charlie joins Dee on the couch after arriving uninvited.Source ↗
Mac and Dennis’s apartment20 other recorded episodes
The rebuilt living room recreates the lost furnishings.Source ↗
Paddy’s Pub147 other recorded episodes
Dennis says goodbye at the bar’s exit.Source ↗
Objects
Ass Pounder 40001 other recorded episode
Mac’s exercise bike occupies the converted bedroom.Source ↗
Charlie’s baby pitch chartOnly recorded here so far
Photos illustrate Charlie’s pitch to the Waitress.Source ↗
Fake bloodOnly recorded here so far
An artificial wound appears on Dennis’s shirt.Source ↗
Flip charts2 other recorded episodes
Charlie points toward an upward red arrow.Source ↗
Range Rover19 other recorded episodes
The gang’s shot leaves Dennis’s vehicle burning.Source ↗
Rocket launchers1 other recorded episode
Frank shoulders the launcher outside.Source ↗
Food & drinks
Schemes
The staged assassinationOnly recorded here so far
Dennis performs a staged death in the alley.Source ↗
Costumes
Brian LeFeve impersonation1 other recorded episode
Dennis explains reusing the identity with Mandy.Source ↗
Dane BrassOnly recorded here so far
Dennis invents a government fugitive story.Source ↗
Music
Genius of Love1 other recorded episode
The gang briefly celebrates to the Tom Tom Club recording.Source ↗
FOLLOW THE THREAD
CONNECTED EPISODES.
S09 E10 
Connected through Genius of Love, Mac and Dennis’s apartment, Paddy’s Pub and 5 more.
S08 E07 
Connected through Brian LeFeve impersonation, Paddy’s Pub, Frank Reynolds and 4 more.
S12 E08 Connected through Rocket launchers, Paddy’s Pub, Frank Reynolds and 4 more.
S12 E06 Connected through Ass Pounder 4000, Frank Reynolds, Dennis Reynolds and 3 more.
SOURCES & NOTES.
Tags document researched occurrences, not every appearance. Read the research notes and attribution.