The Walford soap's double bill, which featured Zainab's discovery that Syed is gay and Syed's marriage to Amira, pulled 9.78m (37.5%) and 11.64m (39.3%) at 6.10pm and 7.55pm respectively.
The first instalment peaked at 10.84m in the final five minutes, while the second reached a high of 12.34m between 8.20pm and 8.25pm.
BBC Three's repeats in the 70 minutes from 10pm added 685k (2.7%) and 873k (4.1%) respectively.
Emmerdale's screening averaged its highest audience over the Christmas and New Year period, logging 7.27m (24.9%).
Channel 4's latest edition of Hollyoaks remained below the million mark for the second day running, marginally edging yesterday's all-time low of 840k, taking 845k (3.1%) at 6.30pm.
E4's first look was seen by 446k (1.5%).
BARB ratings data supplied by Attentional