Glasgow Rocks, Sheffield Sharks and Cheshire Phoenix came through their Quarter-Final encounters to join Leicester Riders in the battle for a place in the Molten BBL Play-Off Final.
Cheshire saw Esh Group Eagles Newcastle briefly take the lead on aggregate on their way to a 96-87 victory as the defending champions fell just short despite 34 points from Darius Defoe.
Meanwhile, Sheffield Sharks were beaten 78-75 on the road against London Lions with Demond Watt posting 32 points and 22 rebounds as his side went down by 21 points on aggregate.
Also, Glasgow moved into the last four despite suffering an 88-83 defeat away at Worcester Wolves with a heavy first leg deficit proving too much to overturn.
London Lions 78 (18,39,65) (Watt 32, Lewis 11, K Williams 10)
Sheffield Sharks 75 (25,37,50) (Robinson 19, Brooks/Barber 15)
Sharks win 169-148 on aggregate.
Worcester Wolves 88 (32,49,77) (Aaron 20, Jackman/Blackwell 14)
Glasgow Rocks 83 (15,40,59) (Gillis 14, Grabau/Achara 13)
Rocks win 173-141 on aggregate.
Cheshire Phoenix 87 (33,46,72) (Rochford 27, Huffor 16, Aliu/Ellis/Taylor 13)
Esh Group Eagles Newcastle 96 (26,50,71) (Defoe 34, Smith 26, Fletcher 17)
Phoenix win 191-187 on aggregate.
Both of the Semi-Finals will take place over two legs and the date and tip-off times of the games are as follows.
Friday 29 April
Glasgow Rocks v Sheffield Sharks 7.30pm
Saturday 30 April
Cheshire Phoenix v Leicester Riders 7.30pm
Sunday 01 May
Sheffield Sharks v Glasgow Rocks 4.00pm
Leicester Riders v Cheshire Phoenix 5.00pm